256215960

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 640

約数和(自身を含む): 1170892800

約数和(自身を除く): 914676840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 24, 26, 27, 28, 30, 33, 35, 36, 39, 40, 42, 44, 45, 52, 54, 55, 56, 60, 63, 65, 66, 70, 72, 77, 78, 79, 81, 84, 88, 90, 91, 99, 104, 105, 108, 110, 117, 120, 126, 130, 132, 135, 140, 143, 154, 156, 158, 162, 165, 168, 180, 182, 189, 195, 198, 210, 216, 220, 231, 234, 237, 252, 260, 264, 270, 273, 280, 286, 297, 308, 312, 315, 316, 324, 330, 351, 360, 364, 378, 385, 390, 395, 396, 405, 420, 429, 440, 455, 462, 468, 474, 495, 504, 520, 540, 546, 553, 567, 572, 585, 594, 616, 630, 632, 648, 660, 693, 702, 711, 715, 728, 756, 770, 780, 790, 792, 810, 819, 840, 858, 869, 891, 910, 924, 936, 945, 948, 990, 1001, 1027, 1053, 1080, 1092, 1106, 1134, 1144, 1155, 1170, 1185, 1188, 1260, 1287, 1320, 1365, 1386, 1404, 1422, 1430, 1485, 1512, 1540, 1560, 1580, 1620, 1638, 1659, 1716, 1738, 1755, 1782, 1820, 1848, 1890, 1896, 1980, 2002, 2054, 2079, 2106, 2133, 2145, 2184, 2212, 2268, 2310, 2340, 2370, 2376, 2457, 2520, 2574, 2607, 2730, 2765, 2772, 2808, 2835, 2844, 2860, 2970, 3003, 3080, 3081, 3160, 3240, 3276, 3318, 3432, 3465, 3476, 3510, 3555, 3564, 3640, 3780, 3861, 3960, 4004, 4095, 4108, 4158, 4212, 4266, 4290, 4345, 4424, 4455, 4536, 4620, 4680, 4740, 4914, 4977, 5005, 5135, 5148, 5214, 5265, 5460, 5530, 5544, 5670, 5688, 5720, 5940, 6006, 6083, 6162, 6237, 6399, 6435, 6552, 6636, 6930, 6952, 7020, 7110, 7128, 7189, 7371, 7560, 7722, 7821, 8008, 8190, 8216, 8295, 8316, 8424, 8532, 8580, 8690, 8910, 9009, 9240, 9243, 9480, 9828, 9954, 10010, 10270, 10296, 10395, 10428, 10530, 10665, 10920, 11060, 11297, 11340, 11583, 11880, 12012, 12166, 12285, 12324, 12474, 12798, 12870, 13035, 13272, 13860, 14040, 14220, 14378, 14742, 14931, 15015, 15405, 15444, 15642, 16380, 16590, 16632, 17064, 17160, 17380, 17820, 18018, 18249, 18486, 19305, 19656, 19908, 20020, 20540, 20790, 20856, 21060, 21330, 21567, 22120, 22594, 22680, 23166, 23463, 24024, 24332, 24570, 24648, 24885, 24948, 25596, 25740, 26070, 27027, 27720, 27729, 28440, 28756, 29484, 29862, 30030, 30415, 30810, 30888, 31185, 31284, 31995, 32760, 33180, 33891, 34760, 35640, 35945, 36036, 36498, 36855, 36972, 38610, 39105, 39816, 40040, 41080, 41580, 42120, 42660, 43134, 44793, 45045, 45188, 46215, 46332, 46926, 48664, 49140, 49770, 49896, 51192, 51480, 52140, 54054, 54747, 55458, 56485, 57512, 57915, 58968, 59724, 60060, 60830, 61620, 62370, 62568, 63990, 64701, 66360, 67782, 70389, 71890, 72072, 72996, 73710, 73944, 74655, 77220, 78210, 79079, 81081, 83160, 83187, 85320, 86268, 89586, 90090, 90376, 91245, 92430, 92664, 93852, 98280, 99540, 101673, 104280, 107835, 108108, 109494, 110916, 112970, 115830, 117315, 119448, 120120, 121660, 123240, 124740, 127980, 129402, 135135, 135564, 138645, 140778, 143780, 145992, 147420, 149310, 154440, 156420, 158158, 162162, 164241, 166374, 169455, 172536, 179172, 180180, 182490, 184860, 187704, 194103, 199080, 203346, 215670, 216216, 218988, 221832, 223965, 225940, 231660, 234630, 237237, 243320, 249480, 255960, 258804, 270270, 271128, 273735, 277290, 281556, 287560, 294840, 298620, 305019, 312840, 316316, 323505, 324324, 328482, 332748, 338910, 351945, 358344, 360360, 364980, 369720, 388206, 395395, 405405, 406692, 415935, 431340, 437976, 447930, 451880, 463320, 469260, 474474, 492723, 508365, 517608, 540540, 547470, 554580, 563112, 582309, 597240, 610038, 632632, 647010, 648648, 656964, 665496, 677820, 703890, 711711, 729960, 776412, 790790, 810810, 813384, 821205, 831870, 862680, 895860, 915057, 938520, 948948, 970515, 985446, 1016730, 1081080, 1094940, 1109160, 1164618, 1186185, 1220076, 1294020, 1313928, 1355640, 1407780, 1423422, 1525095, 1552824, 1581580, 1621620, 1642410, 1663740, 1791720, 1830114, 1897896, 1941030, 1970892, 2033460, 2135133, 2189880, 2329236, 2372370, 2440152, 2463615, 2588040, 2815560, 2846844, 2911545, 3050190, 3163160, 3243240, 3284820, 3327480, 3558555, 3660228, 3882060, 3941784, 4066920, 4270266, 4575285, 4658472, 4744740, 4927230, 5693688, 5823090, 6100380, 6405399, 6569640, 7117110, 7320456, 7764120, 8540532, 9150570, 9489480, 9854460, 10675665, 11646180, 12200760, 12810798, 14234220, 17081064, 18301140, 19708920, 21351330, 23292360, 25621596, 28468440, 32026995, 36602280, 42702660, 51243192, 64053990, 85405320, 128107980, 256215960]

約数ペア:

[(1, 256215960), (2, 128107980), (3, 85405320), (4, 64053990), (5, 51243192), (6, 42702660), (7, 36602280), (8, 32026995), (9, 28468440), (10, 25621596), (11, 23292360), (12, 21351330), (13, 19708920), (14, 18301140), (15, 17081064), (18, 14234220), (20, 12810798), (21, 12200760), (22, 11646180), (24, 10675665), (26, 9854460), (27, 9489480), (28, 9150570), (30, 8540532), (33, 7764120), (35, 7320456), (36, 7117110), (39, 6569640), (40, 6405399), (42, 6100380), (44, 5823090), (45, 5693688), (52, 4927230), (54, 4744740), (55, 4658472), (56, 4575285), (60, 4270266), (63, 4066920), (65, 3941784), (66, 3882060), (70, 3660228), (72, 3558555), (77, 3327480), (78, 3284820), (79, 3243240), (81, 3163160), (84, 3050190), (88, 2911545), (90, 2846844), (91, 2815560), (99, 2588040), (104, 2463615), (105, 2440152), (108, 2372370), (110, 2329236), (117, 2189880), (120, 2135133), (126, 2033460), (130, 1970892), (132, 1941030), (135, 1897896), (140, 1830114), (143, 1791720), (154, 1663740), (156, 1642410), (158, 1621620), (162, 1581580), (165, 1552824), (168, 1525095), (180, 1423422), (182, 1407780), (189, 1355640), (195, 1313928), (198, 1294020), (210, 1220076), (216, 1186185), (220, 1164618), (231, 1109160), (234, 1094940), (237, 1081080), (252, 1016730), (260, 985446), (264, 970515), (270, 948948), (273, 938520), (280, 915057), (286, 895860), (297, 862680), (308, 831870), (312, 821205), (315, 813384), (316, 810810), (324, 790790), (330, 776412), (351, 729960), (360, 711711), (364, 703890), (378, 677820), (385, 665496), (390, 656964), (395, 648648), (396, 647010), (405, 632632), (420, 610038), (429, 597240), (440, 582309), (455, 563112), (462, 554580), (468, 547470), (474, 540540), (495, 517608), (504, 508365), (520, 492723), (540, 474474), (546, 469260), (553, 463320), (567, 451880), (572, 447930), (585, 437976), (594, 431340), (616, 415935), (630, 406692), (632, 405405), (648, 395395), (660, 388206), (693, 369720), (702, 364980), (711, 360360), (715, 358344), (728, 351945), (756, 338910), (770, 332748), (780, 328482), (790, 324324), (792, 323505), (810, 316316), (819, 312840), (840, 305019), (858, 298620), (869, 294840), (891, 287560), (910, 281556), (924, 277290), (936, 273735), (945, 271128), (948, 270270), (990, 258804), (1001, 255960), (1027, 249480), (1053, 243320), (1080, 237237), (1092, 234630), (1106, 231660), (1134, 225940), (1144, 223965), (1155, 221832), (1170, 218988), (1185, 216216), (1188, 215670), (1260, 203346), (1287, 199080), (1320, 194103), (1365, 187704), (1386, 184860), (1404, 182490), (1422, 180180), (1430, 179172), (1485, 172536), (1512, 169455), (1540, 166374), (1560, 164241), (1580, 162162), (1620, 158158), (1638, 156420), (1659, 154440), (1716, 149310), (1738, 147420), (1755, 145992), (1782, 143780), (1820, 140778), (1848, 138645), (1890, 135564), (1896, 135135), (1980, 129402), (2002, 127980), (2054, 124740), (2079, 123240), (2106, 121660), (2133, 120120), (2145, 119448), (2184, 117315), (2212, 115830), (2268, 112970), (2310, 110916), (2340, 109494), (2370, 108108), (2376, 107835), (2457, 104280), (2520, 101673), (2574, 99540), (2607, 98280), (2730, 93852), (2765, 92664), (2772, 92430), (2808, 91245), (2835, 90376), (2844, 90090), (2860, 89586), (2970, 86268), (3003, 85320), (3080, 83187), (3081, 83160), (3160, 81081), (3240, 79079), (3276, 78210), (3318, 77220), (3432, 74655), (3465, 73944), (3476, 73710), (3510, 72996), (3555, 72072), (3564, 71890), (3640, 70389), (3780, 67782), (3861, 66360), (3960, 64701), (4004, 63990), (4095, 62568), (4108, 62370), (4158, 61620), (4212, 60830), (4266, 60060), (4290, 59724), (4345, 58968), (4424, 57915), (4455, 57512), (4536, 56485), (4620, 55458), (4680, 54747), (4740, 54054), (4914, 52140), (4977, 51480), (5005, 51192), (5135, 49896), (5148, 49770), (5214, 49140), (5265, 48664), (5460, 46926), (5530, 46332), (5544, 46215), (5670, 45188), (5688, 45045), (5720, 44793), (5940, 43134), (6006, 42660), (6083, 42120), (6162, 41580), (6237, 41080), (6399, 40040), (6435, 39816), (6552, 39105), (6636, 38610), (6930, 36972), (6952, 36855), (7020, 36498), (7110, 36036), (7128, 35945), (7189, 35640), (7371, 34760), (7560, 33891), (7722, 33180), (7821, 32760), (8008, 31995), (8190, 31284), (8216, 31185), (8295, 30888), (8316, 30810), (8424, 30415), (8532, 30030), (8580, 29862), (8690, 29484), (8910, 28756), (9009, 28440), (9240, 27729), (9243, 27720), (9480, 27027), (9828, 26070), (9954, 25740), (10010, 25596), (10270, 24948), (10296, 24885), (10395, 24648), (10428, 24570), (10530, 24332), (10665, 24024), (10920, 23463), (11060, 23166), (11297, 22680), (11340, 22594), (11583, 22120), (11880, 21567), (12012, 21330), (12166, 21060), (12285, 20856), (12324, 20790), (12474, 20540), (12798, 20020), (12870, 19908), (13035, 19656), (13272, 19305), (13860, 18486), (14040, 18249), (14220, 18018), (14378, 17820), (14742, 17380), (14931, 17160), (15015, 17064), (15405, 16632), (15444, 16590), (15642, 16380)]