20745333840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:352

約数の個数: 720

約数和(自身を含む): 83927128320

約数和(自身を除く): 63181794480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 61, 66, 70, 77, 80, 84, 88, 98, 105, 110, 112, 120, 121, 122, 132, 140, 147, 154, 165, 168, 176, 183, 196, 210, 220, 231, 239, 240, 242, 244, 245, 264, 280, 294, 305, 308, 330, 336, 363, 366, 385, 392, 420, 427, 440, 462, 478, 484, 488, 490, 528, 539, 560, 588, 605, 610, 616, 660, 671, 717, 726, 732, 735, 770, 784, 840, 847, 854, 880, 915, 924, 956, 968, 976, 980, 1078, 1155, 1176, 1195, 1210, 1220, 1232, 1281, 1320, 1342, 1434, 1452, 1464, 1470, 1540, 1617, 1673, 1680, 1694, 1708, 1815, 1830, 1848, 1912, 1936, 1960, 2013, 2135, 2156, 2310, 2352, 2390, 2420, 2440, 2541, 2562, 2629, 2640, 2684, 2695, 2868, 2904, 2928, 2940, 2989, 3080, 3234, 3346, 3355, 3388, 3416, 3585, 3630, 3660, 3696, 3824, 3920, 4026, 4235, 4270, 4312, 4620, 4697, 4780, 4840, 4880, 5019, 5082, 5124, 5258, 5368, 5390, 5736, 5808, 5880, 5929, 5978, 6160, 6405, 6468, 6692, 6710, 6776, 6832, 7170, 7260, 7320, 7381, 7887, 8052, 8085, 8365, 8470, 8540, 8624, 8967, 9240, 9394, 9560, 9680, 10038, 10065, 10164, 10248, 10516, 10736, 10780, 11472, 11711, 11760, 11858, 11956, 12705, 12810, 12936, 13145, 13384, 13420, 13552, 14091, 14340, 14520, 14579, 14640, 14762, 14945, 15774, 16104, 16170, 16730, 16940, 17080, 17787, 17934, 18403, 18480, 18788, 19120, 20076, 20130, 20328, 20496, 21032, 21560, 22143, 23422, 23485, 23716, 23912, 25095, 25410, 25620, 25872, 26290, 26768, 26840, 28182, 28680, 28919, 29040, 29158, 29524, 29645, 29890, 31548, 32208, 32340, 32879, 33460, 33880, 34160, 35133, 35574, 35868, 36806, 36905, 37576, 39435, 40152, 40260, 40656, 42064, 43120, 43737, 44286, 44835, 46844, 46970, 47432, 47824, 50190, 50820, 51240, 51667, 52580, 53680, 55209, 56364, 57360, 57838, 58316, 58555, 59048, 59290, 59780, 63096, 64680, 65758, 66920, 67760, 70266, 70455, 71148, 71736, 72895, 73612, 73810, 75152, 78870, 80304, 80520, 86757, 87474, 88572, 88935, 89670, 92015, 93688, 93940, 94864, 98637, 100380, 101640, 102053, 102480, 103334, 105160, 110418, 110715, 112728, 115676, 116632, 117110, 118096, 118580, 119560, 126192, 128821, 129360, 131516, 133840, 140532, 140910, 142296, 143472, 144595, 145790, 147224, 147620, 155001, 157740, 160369, 161040, 164395, 173514, 174948, 175665, 177144, 177870, 179340, 184030, 187376, 187880, 197274, 200760, 202433, 203280, 204106, 206668, 210320, 218685, 220836, 221430, 225456, 231352, 233264, 234220, 237160, 239120, 257642, 258335, 263032, 276045, 281064, 281820, 284592, 289190, 291580, 294448, 295240, 306159, 310002, 315480, 320738, 328790, 347028, 349896, 351330, 354288, 355740, 358680, 361669, 368060, 375760, 386463, 394548, 401520, 404866, 408212, 413336, 433785, 437370, 441672, 442860, 462704, 468440, 474320, 481107, 493185, 510265, 515284, 516670, 526064, 552090, 562128, 563640, 578380, 583160, 590480, 607299, 612318, 620004, 630960, 641476, 644105, 657580, 694056, 699792, 702660, 711480, 714371, 717360, 723338, 736120, 772926, 775005, 789096, 801845, 809732, 816424, 826672, 867570, 874740, 883344, 885720, 936880, 962214, 986370, 1012165, 1020530, 1030568, 1033340, 1085007, 1104180, 1122583, 1127280, 1156760, 1166320, 1214598, 1224636, 1240008, 1282952, 1288210, 1315160, 1388112, 1405320, 1417031, 1422960, 1428742, 1446676, 1472240, 1530795, 1545852, 1550010, 1578192, 1603690, 1619464, 1632848, 1735140, 1749480, 1764059, 1771440, 1808345, 1924428, 1932315, 1972740, 2024330, 2041060, 2061136, 2066680, 2143113, 2170014, 2208360, 2245166, 2313520, 2405535, 2429196, 2449272, 2480016, 2565904, 2576420, 2630320, 2810640, 2834062, 2857484, 2893352, 3036495, 3061590, 3091704, 3100020, 3207380, 3238928, 3367749, 3470280, 3498960, 3528118, 3571855, 3616690, 3848856, 3864630, 3945480, 4048660, 4082120, 4133360, 4251093, 4286226, 4340028, 4416720, 4490332, 4811070, 4858392, 4898544, 5152840, 5292177, 5425035, 5612915, 5668124, 5714968, 5786704, 6072990, 6123180, 6183408, 6200040, 6414760, 6735498, 6940560, 7056236, 7085155, 7143710, 7233380, 7697712, 7729260, 7858081, 7890960, 8097320, 8164240, 8502186, 8572452, 8680056, 8820295, 8980664, 9622140, 9716784, 10305680, 10584354, 10715565, 10850070, 11225830, 11336248, 11429936, 12145980, 12246360, 12348413, 12400080, 12829520, 13470996, 14112472, 14170310, 14287420, 14466760, 15458520, 15716162, 16194640, 16838745, 17004372, 17144904, 17360112, 17640590, 17961328, 19244280, 21168708, 21255465, 21431130, 21700140, 22451660, 22672496, 23574243, 24291960, 24492720, 24696826, 26460885, 26941992, 28224944, 28340620, 28574840, 28933520, 30917040, 31432324, 33677490, 34008744, 34289808, 35281180, 37045239, 38488560, 39290405, 42337416, 42510930, 42862260, 43400280, 44903320, 47148486, 48583920, 49393652, 52921770, 53883984, 56681240, 57149680, 61742065, 62864648, 67354980, 68017488, 70562360, 74090478, 78580810, 84674832, 85021860, 85724520, 86438891, 86800560, 89806640, 94296972, 98787304, 105843540, 113362480, 117871215, 123484130, 125729296, 134709960, 141124720, 148180956, 157161620, 170043720, 171449040, 172877782, 185226195, 188593944, 197574608, 211687080, 235742430, 246968260, 259316673, 269419920, 296361912, 314323240, 340087440, 345755564, 370452390, 377187888, 423374160, 432194455, 471484860, 493936520, 518633346, 592723824, 628646480, 691511128, 740904780, 864388910, 942969720, 987873040, 1037266692, 1296583365, 1383022256, 1481809560, 1728777820, 1885939440, 2074533384, 2593166730, 2963619120, 3457555640, 4149066768, 5186333460, 6915111280, 10372666920, 20745333840]

約数ペア:

[(1, 20745333840), (2, 10372666920), (3, 6915111280), (4, 5186333460), (5, 4149066768), (6, 3457555640), (7, 2963619120), (8, 2593166730), (10, 2074533384), (11, 1885939440), (12, 1728777820), (14, 1481809560), (15, 1383022256), (16, 1296583365), (20, 1037266692), (21, 987873040), (22, 942969720), (24, 864388910), (28, 740904780), (30, 691511128), (33, 628646480), (35, 592723824), (40, 518633346), (42, 493936520), (44, 471484860), (48, 432194455), (49, 423374160), (55, 377187888), (56, 370452390), (60, 345755564), (61, 340087440), (66, 314323240), (70, 296361912), (77, 269419920), (80, 259316673), (84, 246968260), (88, 235742430), (98, 211687080), (105, 197574608), (110, 188593944), (112, 185226195), (120, 172877782), (121, 171449040), (122, 170043720), (132, 157161620), (140, 148180956), (147, 141124720), (154, 134709960), (165, 125729296), (168, 123484130), (176, 117871215), (183, 113362480), (196, 105843540), (210, 98787304), (220, 94296972), (231, 89806640), (239, 86800560), (240, 86438891), (242, 85724520), (244, 85021860), (245, 84674832), (264, 78580810), (280, 74090478), (294, 70562360), (305, 68017488), (308, 67354980), (330, 62864648), (336, 61742065), (363, 57149680), (366, 56681240), (385, 53883984), (392, 52921770), (420, 49393652), (427, 48583920), (440, 47148486), (462, 44903320), (478, 43400280), (484, 42862260), (488, 42510930), (490, 42337416), (528, 39290405), (539, 38488560), (560, 37045239), (588, 35281180), (605, 34289808), (610, 34008744), (616, 33677490), (660, 31432324), (671, 30917040), (717, 28933520), (726, 28574840), (732, 28340620), (735, 28224944), (770, 26941992), (784, 26460885), (840, 24696826), (847, 24492720), (854, 24291960), (880, 23574243), (915, 22672496), (924, 22451660), (956, 21700140), (968, 21431130), (976, 21255465), (980, 21168708), (1078, 19244280), (1155, 17961328), (1176, 17640590), (1195, 17360112), (1210, 17144904), (1220, 17004372), (1232, 16838745), (1281, 16194640), (1320, 15716162), (1342, 15458520), (1434, 14466760), (1452, 14287420), (1464, 14170310), (1470, 14112472), (1540, 13470996), (1617, 12829520), (1673, 12400080), (1680, 12348413), (1694, 12246360), (1708, 12145980), (1815, 11429936), (1830, 11336248), (1848, 11225830), (1912, 10850070), (1936, 10715565), (1960, 10584354), (2013, 10305680), (2135, 9716784), (2156, 9622140), (2310, 8980664), (2352, 8820295), (2390, 8680056), (2420, 8572452), (2440, 8502186), (2541, 8164240), (2562, 8097320), (2629, 7890960), (2640, 7858081), (2684, 7729260), (2695, 7697712), (2868, 7233380), (2904, 7143710), (2928, 7085155), (2940, 7056236), (2989, 6940560), (3080, 6735498), (3234, 6414760), (3346, 6200040), (3355, 6183408), (3388, 6123180), (3416, 6072990), (3585, 5786704), (3630, 5714968), (3660, 5668124), (3696, 5612915), (3824, 5425035), (3920, 5292177), (4026, 5152840), (4235, 4898544), (4270, 4858392), (4312, 4811070), (4620, 4490332), (4697, 4416720), (4780, 4340028), (4840, 4286226), (4880, 4251093), (5019, 4133360), (5082, 4082120), (5124, 4048660), (5258, 3945480), (5368, 3864630), (5390, 3848856), (5736, 3616690), (5808, 3571855), (5880, 3528118), (5929, 3498960), (5978, 3470280), (6160, 3367749), (6405, 3238928), (6468, 3207380), (6692, 3100020), (6710, 3091704), (6776, 3061590), (6832, 3036495), (7170, 2893352), (7260, 2857484), (7320, 2834062), (7381, 2810640), (7887, 2630320), (8052, 2576420), (8085, 2565904), (8365, 2480016), (8470, 2449272), (8540, 2429196), (8624, 2405535), (8967, 2313520), (9240, 2245166), (9394, 2208360), (9560, 2170014), (9680, 2143113), (10038, 2066680), (10065, 2061136), (10164, 2041060), (10248, 2024330), (10516, 1972740), (10736, 1932315), (10780, 1924428), (11472, 1808345), (11711, 1771440), (11760, 1764059), (11858, 1749480), (11956, 1735140), (12705, 1632848), (12810, 1619464), (12936, 1603690), (13145, 1578192), (13384, 1550010), (13420, 1545852), (13552, 1530795), (14091, 1472240), (14340, 1446676), (14520, 1428742), (14579, 1422960), (14640, 1417031), (14762, 1405320), (14945, 1388112), (15774, 1315160), (16104, 1288210), (16170, 1282952), (16730, 1240008), (16940, 1224636), (17080, 1214598), (17787, 1166320), (17934, 1156760), (18403, 1127280), (18480, 1122583), (18788, 1104180), (19120, 1085007), (20076, 1033340), (20130, 1030568), (20328, 1020530), (20496, 1012165), (21032, 986370), (21560, 962214), (22143, 936880), (23422, 885720), (23485, 883344), (23716, 874740), (23912, 867570), (25095, 826672), (25410, 816424), (25620, 809732), (25872, 801845), (26290, 789096), (26768, 775005), (26840, 772926), (28182, 736120), (28680, 723338), (28919, 717360), (29040, 714371), (29158, 711480), (29524, 702660), (29645, 699792), (29890, 694056), (31548, 657580), (32208, 644105), (32340, 641476), (32879, 630960), (33460, 620004), (33880, 612318), (34160, 607299), (35133, 590480), (35574, 583160), (35868, 578380), (36806, 563640), (36905, 562128), (37576, 552090), (39435, 526064), (40152, 516670), (40260, 515284), (40656, 510265), (42064, 493185), (43120, 481107), (43737, 474320), (44286, 468440), (44835, 462704), (46844, 442860), (46970, 441672), (47432, 437370), (47824, 433785), (50190, 413336), (50820, 408212), (51240, 404866), (51667, 401520), (52580, 394548), (53680, 386463), (55209, 375760), (56364, 368060), (57360, 361669), (57838, 358680), (58316, 355740), (58555, 354288), (59048, 351330), (59290, 349896), (59780, 347028), (63096, 328790), (64680, 320738), (65758, 315480), (66920, 310002), (67760, 306159), (70266, 295240), (70455, 294448), (71148, 291580), (71736, 289190), (72895, 284592), (73612, 281820), (73810, 281064), (75152, 276045), (78870, 263032), (80304, 258335), (80520, 257642), (86757, 239120), (87474, 237160), (88572, 234220), (88935, 233264), (89670, 231352), (92015, 225456), (93688, 221430), (93940, 220836), (94864, 218685), (98637, 210320), (100380, 206668), (101640, 204106), (102053, 203280), (102480, 202433), (103334, 200760), (105160, 197274), (110418, 187880), (110715, 187376), (112728, 184030), (115676, 179340), (116632, 177870), (117110, 177144), (118096, 175665), (118580, 174948), (119560, 173514), (126192, 164395), (128821, 161040), (129360, 160369), (131516, 157740), (133840, 155001), (140532, 147620), (140910, 147224), (142296, 145790), (143472, 144595)]