51990120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:86

約数の個数: 384

約数和(自身を含む): 222969600

約数和(自身を除く): 170979480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 23, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 46, 52, 54, 56, 60, 63, 65, 69, 70, 72, 78, 84, 90, 91, 92, 104, 105, 108, 115, 117, 120, 126, 130, 135, 138, 140, 156, 161, 168, 180, 182, 184, 189, 195, 207, 210, 216, 230, 234, 252, 260, 270, 273, 276, 280, 299, 312, 315, 322, 345, 351, 360, 364, 378, 390, 414, 420, 455, 460, 468, 483, 504, 520, 529, 540, 546, 552, 585, 598, 621, 630, 644, 690, 702, 728, 756, 780, 805, 819, 828, 840, 897, 910, 920, 936, 945, 966, 1035, 1058, 1080, 1092, 1170, 1196, 1242, 1260, 1288, 1365, 1380, 1404, 1449, 1495, 1512, 1560, 1587, 1610, 1638, 1656, 1755, 1794, 1820, 1890, 1932, 2070, 2093, 2116, 2184, 2340, 2392, 2415, 2457, 2484, 2520, 2645, 2691, 2730, 2760, 2808, 2898, 2990, 3105, 3174, 3220, 3276, 3510, 3588, 3640, 3703, 3780, 3864, 4095, 4140, 4186, 4232, 4347, 4485, 4680, 4761, 4830, 4914, 4968, 5290, 5382, 5460, 5796, 5980, 6210, 6279, 6348, 6440, 6552, 6877, 7020, 7176, 7245, 7406, 7560, 7935, 8073, 8190, 8280, 8372, 8694, 8970, 9522, 9660, 9828, 10465, 10580, 10764, 10920, 11109, 11592, 11960, 12285, 12420, 12558, 12696, 13455, 13754, 14040, 14283, 14490, 14812, 15870, 16146, 16380, 16744, 17388, 17940, 18515, 18837, 19044, 19320, 19656, 20631, 20930, 21160, 21528, 21735, 22218, 23805, 24570, 24840, 25116, 26910, 27508, 28566, 28980, 29624, 31395, 31740, 32292, 32760, 33327, 34385, 34776, 35880, 37030, 37674, 38088, 40365, 41262, 41860, 43470, 44436, 47610, 48139, 49140, 50232, 53820, 55016, 55545, 56511, 57132, 57960, 61893, 62790, 63480, 64584, 66654, 68770, 71415, 74060, 75348, 80730, 82524, 83720, 86940, 88872, 94185, 95220, 96278, 98280, 99981, 103155, 107640, 111090, 113022, 114264, 123786, 125580, 133308, 137540, 142830, 144417, 148120, 150696, 161460, 165048, 166635, 173880, 185679, 188370, 190440, 192556, 199962, 206310, 222180, 226044, 240695, 247572, 251160, 266616, 275080, 282555, 285660, 288834, 309465, 322920, 333270, 371358, 376740, 385112, 399924, 412620, 433251, 444360, 452088, 481390, 495144, 499905, 565110, 571320, 577668, 618930, 666540, 722085, 742716, 753480, 799848, 825240, 866502, 928395, 962780, 999810, 1130220, 1155336, 1237860, 1299753, 1333080, 1444170, 1485432, 1733004, 1856790, 1925560, 1999620, 2166255, 2260440, 2475720, 2599506, 2888340, 3466008, 3713580, 3999240, 4332510, 5199012, 5776680, 6498765, 7427160, 8665020, 10398024, 12997530, 17330040, 25995060, 51990120]

約数ペア:

[(1, 51990120), (2, 25995060), (3, 17330040), (4, 12997530), (5, 10398024), (6, 8665020), (7, 7427160), (8, 6498765), (9, 5776680), (10, 5199012), (12, 4332510), (13, 3999240), (14, 3713580), (15, 3466008), (18, 2888340), (20, 2599506), (21, 2475720), (23, 2260440), (24, 2166255), (26, 1999620), (27, 1925560), (28, 1856790), (30, 1733004), (35, 1485432), (36, 1444170), (39, 1333080), (40, 1299753), (42, 1237860), (45, 1155336), (46, 1130220), (52, 999810), (54, 962780), (56, 928395), (60, 866502), (63, 825240), (65, 799848), (69, 753480), (70, 742716), (72, 722085), (78, 666540), (84, 618930), (90, 577668), (91, 571320), (92, 565110), (104, 499905), (105, 495144), (108, 481390), (115, 452088), (117, 444360), (120, 433251), (126, 412620), (130, 399924), (135, 385112), (138, 376740), (140, 371358), (156, 333270), (161, 322920), (168, 309465), (180, 288834), (182, 285660), (184, 282555), (189, 275080), (195, 266616), (207, 251160), (210, 247572), (216, 240695), (230, 226044), (234, 222180), (252, 206310), (260, 199962), (270, 192556), (273, 190440), (276, 188370), (280, 185679), (299, 173880), (312, 166635), (315, 165048), (322, 161460), (345, 150696), (351, 148120), (360, 144417), (364, 142830), (378, 137540), (390, 133308), (414, 125580), (420, 123786), (455, 114264), (460, 113022), (468, 111090), (483, 107640), (504, 103155), (520, 99981), (529, 98280), (540, 96278), (546, 95220), (552, 94185), (585, 88872), (598, 86940), (621, 83720), (630, 82524), (644, 80730), (690, 75348), (702, 74060), (728, 71415), (756, 68770), (780, 66654), (805, 64584), (819, 63480), (828, 62790), (840, 61893), (897, 57960), (910, 57132), (920, 56511), (936, 55545), (945, 55016), (966, 53820), (1035, 50232), (1058, 49140), (1080, 48139), (1092, 47610), (1170, 44436), (1196, 43470), (1242, 41860), (1260, 41262), (1288, 40365), (1365, 38088), (1380, 37674), (1404, 37030), (1449, 35880), (1495, 34776), (1512, 34385), (1560, 33327), (1587, 32760), (1610, 32292), (1638, 31740), (1656, 31395), (1755, 29624), (1794, 28980), (1820, 28566), (1890, 27508), (1932, 26910), (2070, 25116), (2093, 24840), (2116, 24570), (2184, 23805), (2340, 22218), (2392, 21735), (2415, 21528), (2457, 21160), (2484, 20930), (2520, 20631), (2645, 19656), (2691, 19320), (2730, 19044), (2760, 18837), (2808, 18515), (2898, 17940), (2990, 17388), (3105, 16744), (3174, 16380), (3220, 16146), (3276, 15870), (3510, 14812), (3588, 14490), (3640, 14283), (3703, 14040), (3780, 13754), (3864, 13455), (4095, 12696), (4140, 12558), (4186, 12420), (4232, 12285), (4347, 11960), (4485, 11592), (4680, 11109), (4761, 10920), (4830, 10764), (4914, 10580), (4968, 10465), (5290, 9828), (5382, 9660), (5460, 9522), (5796, 8970), (5980, 8694), (6210, 8372), (6279, 8280), (6348, 8190), (6440, 8073), (6552, 7935), (6877, 7560), (7020, 7406), (7176, 7245)]