21256016760

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 768

約数和(自身を含む): 82875985920

約数和(自身を除く): 61619969160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 31, 33, 36, 40, 44, 45, 53, 54, 55, 60, 62, 66, 72, 81, 88, 90, 93, 99, 106, 108, 110, 120, 121, 124, 132, 135, 155, 159, 162, 165, 180, 186, 198, 212, 216, 220, 242, 243, 248, 264, 265, 270, 279, 297, 310, 318, 324, 330, 341, 360, 363, 372, 396, 405, 424, 440, 465, 477, 484, 486, 495, 530, 540, 558, 583, 594, 605, 620, 636, 648, 660, 682, 726, 744, 792, 795, 810, 837, 891, 930, 954, 968, 972, 990, 1023, 1060, 1080, 1089, 1116, 1166, 1188, 1210, 1215, 1240, 1272, 1320, 1331, 1364, 1395, 1431, 1452, 1485, 1590, 1620, 1643, 1674, 1705, 1749, 1782, 1815, 1860, 1908, 1944, 1980, 2046, 2120, 2178, 2232, 2332, 2376, 2385, 2420, 2430, 2511, 2662, 2673, 2728, 2790, 2862, 2904, 2915, 2970, 3069, 3180, 3240, 3267, 3286, 3348, 3410, 3498, 3564, 3630, 3720, 3751, 3816, 3960, 3993, 4092, 4185, 4293, 4356, 4455, 4664, 4770, 4840, 4860, 4929, 5022, 5115, 5247, 5324, 5346, 5445, 5580, 5724, 5830, 5940, 6138, 6360, 6413, 6534, 6572, 6655, 6696, 6820, 6996, 7128, 7155, 7260, 7502, 7533, 7986, 8184, 8215, 8370, 8586, 8712, 8745, 8910, 9207, 9540, 9720, 9801, 9858, 10044, 10230, 10494, 10648, 10692, 10890, 11160, 11253, 11448, 11660, 11880, 11979, 12276, 12555, 12826, 12879, 13068, 13144, 13310, 13365, 13640, 13992, 14310, 14520, 14787, 15004, 15066, 15345, 15741, 15972, 16335, 16430, 16740, 17172, 17490, 17820, 18073, 18414, 18755, 19080, 19239, 19602, 19716, 19965, 20088, 20460, 20988, 21384, 21465, 21780, 22506, 23320, 23958, 24552, 24645, 25110, 25652, 25758, 26136, 26235, 26620, 26730, 27621, 28620, 29403, 29574, 30008, 30132, 30690, 31482, 31944, 32065, 32670, 32860, 33480, 33759, 34344, 34980, 35640, 35937, 36146, 36828, 37510, 37665, 38478, 39204, 39432, 39930, 40920, 41261, 41976, 42930, 43560, 44361, 45012, 46035, 47223, 47916, 49005, 49290, 50220, 51304, 51516, 52470, 53240, 53460, 54219, 55242, 56265, 57240, 57717, 58806, 59148, 59895, 60264, 61380, 62964, 64130, 64395, 65340, 65720, 67518, 69960, 70543, 71874, 72292, 73656, 73935, 75020, 75330, 76956, 78408, 78705, 79860, 82522, 82863, 85860, 88722, 90024, 90365, 92070, 94446, 95832, 96195, 98010, 98580, 100440, 101277, 103032, 104940, 106920, 107811, 108438, 110484, 112530, 115434, 117612, 118296, 119790, 122760, 123783, 125928, 128260, 128790, 130680, 133083, 135036, 138105, 141086, 141669, 143748, 144584, 147015, 147870, 150040, 150660, 153912, 157410, 159720, 162657, 165044, 165726, 168795, 171720, 173151, 177444, 179685, 180730, 184140, 188892, 192390, 196020, 197160, 198803, 202554, 206305, 209880, 211629, 215622, 216876, 220968, 221805, 225060, 230868, 235224, 236115, 239580, 247566, 256520, 257580, 266166, 270072, 271095, 276210, 282172, 283338, 287496, 288585, 294030, 295740, 301320, 303831, 314820, 323433, 325314, 330088, 331452, 337590, 346302, 352715, 354888, 359370, 361460, 368280, 371349, 377784, 384780, 392040, 397606, 399249, 405108, 412610, 414315, 423258, 431244, 433752, 443610, 450120, 461736, 472230, 479160, 487971, 495132, 506385, 515160, 519453, 532332, 539055, 542190, 552420, 564344, 566676, 577170, 588060, 591480, 596409, 607662, 618915, 629640, 634887, 646866, 650628, 662904, 665415, 675180, 692604, 705430, 708345, 718740, 722920, 742698, 769560, 795212, 798498, 810216, 813285, 825220, 828630, 846516, 862488, 865755, 887220, 911493, 944460, 975942, 990264, 994015, 1012770, 1038906, 1058145, 1064664, 1078110, 1084380, 1104840, 1114047, 1133352, 1154340, 1176120, 1192818, 1215324, 1237830, 1269774, 1293732, 1301256, 1330830, 1350360, 1385208, 1410860, 1416690, 1437480, 1463913, 1485396, 1519155, 1558359, 1590424, 1596996, 1617165, 1626570, 1650440, 1657260, 1693032, 1731510, 1774440, 1789227, 1822986, 1856745, 1888920, 1904661, 1951884, 1988030, 1996245, 2025540, 2077812, 2116290, 2156220, 2168760, 2186833, 2228094, 2308680, 2385636, 2430648, 2439855, 2475660, 2539548, 2587464, 2597265, 2661660, 2821720, 2833380, 2927826, 2970792, 2982045, 3038310, 3116718, 3174435, 3193992, 3234330, 3253140, 3314520, 3342141, 3463020, 3578454, 3645972, 3713490, 3809322, 3903768, 3976060, 3992490, 4051080, 4155624, 4232580, 4312440, 4373666, 4391739, 4456188, 4557465, 4771272, 4879710, 4951320, 5079096, 5194530, 5323320, 5367681, 5570235, 5666760, 5713983, 5855652, 5964090, 6076620, 6233436, 6348870, 6468660, 6506280, 6560499, 6684282, 6926040, 7156908, 7291944, 7319565, 7426980, 7618644, 7791795, 7952120, 7984980, 8465160, 8747332, 8783478, 8912376, 8946135, 9114930, 9523305, 9759420, 10026423, 10389060, 10735362, 10934165, 11140470, 11427966, 11711304, 11928180, 12153240, 12466872, 12697740, 12937320, 13120998, 13368564, 14313816, 14639130, 14853960, 15237288, 15583590, 15969960, 16103043, 16710705, 17141949, 17494664, 17566956, 17892270, 18229860, 19046610, 19518840, 19681497, 20052846, 20778120, 21470724, 21868330, 21958695, 22280940, 22855932, 23856360, 25395480, 26241996, 26737128, 26838405, 28569915, 29278260, 31167180, 32206086, 32802495, 33421410, 34283898, 35133912, 35784540, 36459720, 38093220, 39362994, 40105692, 42941448, 43736660, 43917390, 44561880, 45711864, 48309129, 50132115, 52483992, 53676810, 57139830, 58556520, 59044491, 62334360, 64412172, 65604990, 66842820, 68567796, 71569080, 76186440, 78725988, 80211384, 80515215, 85709745, 87473320, 87834780, 96618258, 98407485, 100264230, 107353620, 114279660, 118088982, 128824344, 131209980, 133685640, 137135592, 157451976, 161030430, 171419490, 175669560, 177133473, 193236516, 196814970, 200528460, 214707240, 228559320, 236177964, 241545645, 262419960, 295222455, 322060860, 342838980, 354266946, 386473032, 393629940, 401056920, 472355928, 483091290, 531400419, 590444910, 644121720, 685677960, 708533892, 787259880, 885667365, 966182580, 1062800838, 1180889820, 1417067784, 1771334730, 1932365160, 2125601676, 2361779640, 2657002095, 3542669460, 4251203352, 5314004190, 7085338920, 10628008380, 21256016760]

約数ペア:

[(1, 21256016760), (2, 10628008380), (3, 7085338920), (4, 5314004190), (5, 4251203352), (6, 3542669460), (8, 2657002095), (9, 2361779640), (10, 2125601676), (11, 1932365160), (12, 1771334730), (15, 1417067784), (18, 1180889820), (20, 1062800838), (22, 966182580), (24, 885667365), (27, 787259880), (30, 708533892), (31, 685677960), (33, 644121720), (36, 590444910), (40, 531400419), (44, 483091290), (45, 472355928), (53, 401056920), (54, 393629940), (55, 386473032), (60, 354266946), (62, 342838980), (66, 322060860), (72, 295222455), (81, 262419960), (88, 241545645), (90, 236177964), (93, 228559320), (99, 214707240), (106, 200528460), (108, 196814970), (110, 193236516), (120, 177133473), (121, 175669560), (124, 171419490), (132, 161030430), (135, 157451976), (155, 137135592), (159, 133685640), (162, 131209980), (165, 128824344), (180, 118088982), (186, 114279660), (198, 107353620), (212, 100264230), (216, 98407485), (220, 96618258), (242, 87834780), (243, 87473320), (248, 85709745), (264, 80515215), (265, 80211384), (270, 78725988), (279, 76186440), (297, 71569080), (310, 68567796), (318, 66842820), (324, 65604990), (330, 64412172), (341, 62334360), (360, 59044491), (363, 58556520), (372, 57139830), (396, 53676810), (405, 52483992), (424, 50132115), (440, 48309129), (465, 45711864), (477, 44561880), (484, 43917390), (486, 43736660), (495, 42941448), (530, 40105692), (540, 39362994), (558, 38093220), (583, 36459720), (594, 35784540), (605, 35133912), (620, 34283898), (636, 33421410), (648, 32802495), (660, 32206086), (682, 31167180), (726, 29278260), (744, 28569915), (792, 26838405), (795, 26737128), (810, 26241996), (837, 25395480), (891, 23856360), (930, 22855932), (954, 22280940), (968, 21958695), (972, 21868330), (990, 21470724), (1023, 20778120), (1060, 20052846), (1080, 19681497), (1089, 19518840), (1116, 19046610), (1166, 18229860), (1188, 17892270), (1210, 17566956), (1215, 17494664), (1240, 17141949), (1272, 16710705), (1320, 16103043), (1331, 15969960), (1364, 15583590), (1395, 15237288), (1431, 14853960), (1452, 14639130), (1485, 14313816), (1590, 13368564), (1620, 13120998), (1643, 12937320), (1674, 12697740), (1705, 12466872), (1749, 12153240), (1782, 11928180), (1815, 11711304), (1860, 11427966), (1908, 11140470), (1944, 10934165), (1980, 10735362), (2046, 10389060), (2120, 10026423), (2178, 9759420), (2232, 9523305), (2332, 9114930), (2376, 8946135), (2385, 8912376), (2420, 8783478), (2430, 8747332), (2511, 8465160), (2662, 7984980), (2673, 7952120), (2728, 7791795), (2790, 7618644), (2862, 7426980), (2904, 7319565), (2915, 7291944), (2970, 7156908), (3069, 6926040), (3180, 6684282), (3240, 6560499), (3267, 6506280), (3286, 6468660), (3348, 6348870), (3410, 6233436), (3498, 6076620), (3564, 5964090), (3630, 5855652), (3720, 5713983), (3751, 5666760), (3816, 5570235), (3960, 5367681), (3993, 5323320), (4092, 5194530), (4185, 5079096), (4293, 4951320), (4356, 4879710), (4455, 4771272), (4664, 4557465), (4770, 4456188), (4840, 4391739), (4860, 4373666), (4929, 4312440), (5022, 4232580), (5115, 4155624), (5247, 4051080), (5324, 3992490), (5346, 3976060), (5445, 3903768), (5580, 3809322), (5724, 3713490), (5830, 3645972), (5940, 3578454), (6138, 3463020), (6360, 3342141), (6413, 3314520), (6534, 3253140), (6572, 3234330), (6655, 3193992), (6696, 3174435), (6820, 3116718), (6996, 3038310), (7128, 2982045), (7155, 2970792), (7260, 2927826), (7502, 2833380), (7533, 2821720), (7986, 2661660), (8184, 2597265), (8215, 2587464), (8370, 2539548), (8586, 2475660), (8712, 2439855), (8745, 2430648), (8910, 2385636), (9207, 2308680), (9540, 2228094), (9720, 2186833), (9801, 2168760), (9858, 2156220), (10044, 2116290), (10230, 2077812), (10494, 2025540), (10648, 1996245), (10692, 1988030), (10890, 1951884), (11160, 1904661), (11253, 1888920), (11448, 1856745), (11660, 1822986), (11880, 1789227), (11979, 1774440), (12276, 1731510), (12555, 1693032), (12826, 1657260), (12879, 1650440), (13068, 1626570), (13144, 1617165), (13310, 1596996), (13365, 1590424), (13640, 1558359), (13992, 1519155), (14310, 1485396), (14520, 1463913), (14787, 1437480), (15004, 1416690), (15066, 1410860), (15345, 1385208), (15741, 1350360), (15972, 1330830), (16335, 1301256), (16430, 1293732), (16740, 1269774), (17172, 1237830), (17490, 1215324), (17820, 1192818), (18073, 1176120), (18414, 1154340), (18755, 1133352), (19080, 1114047), (19239, 1104840), (19602, 1084380), (19716, 1078110), (19965, 1064664), (20088, 1058145), (20460, 1038906), (20988, 1012770), (21384, 994015), (21465, 990264), (21780, 975942), (22506, 944460), (23320, 911493), (23958, 887220), (24552, 865755), (24645, 862488), (25110, 846516), (25652, 828630), (25758, 825220), (26136, 813285), (26235, 810216), (26620, 798498), (26730, 795212), (27621, 769560), (28620, 742698), (29403, 722920), (29574, 718740), (30008, 708345), (30132, 705430), (30690, 692604), (31482, 675180), (31944, 665415), (32065, 662904), (32670, 650628), (32860, 646866), (33480, 634887), (33759, 629640), (34344, 618915), (34980, 607662), (35640, 596409), (35937, 591480), (36146, 588060), (36828, 577170), (37510, 566676), (37665, 564344), (38478, 552420), (39204, 542190), (39432, 539055), (39930, 532332), (40920, 519453), (41261, 515160), (41976, 506385), (42930, 495132), (43560, 487971), (44361, 479160), (45012, 472230), (46035, 461736), (47223, 450120), (47916, 443610), (49005, 433752), (49290, 431244), (50220, 423258), (51304, 414315), (51516, 412610), (52470, 405108), (53240, 399249), (53460, 397606), (54219, 392040), (55242, 384780), (56265, 377784), (57240, 371349), (57717, 368280), (58806, 361460), (59148, 359370), (59895, 354888), (60264, 352715), (61380, 346302), (62964, 337590), (64130, 331452), (64395, 330088), (65340, 325314), (65720, 323433), (67518, 314820), (69960, 303831), (70543, 301320), (71874, 295740), (72292, 294030), (73656, 288585), (73935, 287496), (75020, 283338), (75330, 282172), (76956, 276210), (78408, 271095), (78705, 270072), (79860, 266166), (82522, 257580), (82863, 256520), (85860, 247566), (88722, 239580), (90024, 236115), (90365, 235224), (92070, 230868), (94446, 225060), (95832, 221805), (96195, 220968), (98010, 216876), (98580, 215622), (100440, 211629), (101277, 209880), (103032, 206305), (104940, 202554), (106920, 198803), (107811, 197160), (108438, 196020), (110484, 192390), (112530, 188892), (115434, 184140), (117612, 180730), (118296, 179685), (119790, 177444), (122760, 173151), (123783, 171720), (125928, 168795), (128260, 165726), (128790, 165044), (130680, 162657), (133083, 159720), (135036, 157410), (138105, 153912), (141086, 150660), (141669, 150040), (143748, 147870), (144584, 147015)]