1678902120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1621}}^1$

素因数の和:1785

約数の個数: 256

約数和(自身を含む): 6446476800

約数和(自身を除く): 4767574680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 137, 140, 168, 180, 189, 210, 216, 252, 270, 274, 280, 315, 360, 378, 411, 420, 504, 540, 548, 630, 685, 756, 822, 840, 945, 959, 1080, 1096, 1233, 1260, 1370, 1512, 1621, 1644, 1890, 1918, 2055, 2466, 2520, 2740, 2877, 3242, 3288, 3699, 3780, 3836, 4110, 4795, 4863, 4932, 5480, 5754, 6165, 6484, 7398, 7560, 7672, 8105, 8220, 8631, 9590, 9726, 9864, 11347, 11508, 12330, 12968, 14385, 14589, 14796, 16210, 16440, 17262, 18495, 19180, 19452, 22694, 23016, 24315, 24660, 25893, 28770, 29178, 29592, 32420, 34041, 34524, 36990, 38360, 38904, 43155, 43767, 45388, 48630, 49320, 51786, 56735, 57540, 58356, 64840, 68082, 69048, 72945, 73980, 86310, 87534, 90776, 97260, 102123, 103572, 113470, 115080, 116712, 129465, 136164, 145890, 147960, 170205, 172620, 175068, 194520, 204246, 207144, 218835, 222077, 226940, 258930, 272328, 291780, 306369, 340410, 345240, 350136, 408492, 437670, 444154, 453880, 510615, 517860, 583560, 612738, 666231, 680820, 816984, 875340, 888308, 1021230, 1035720, 1110385, 1225476, 1332462, 1361640, 1531845, 1554539, 1750680, 1776616, 1998693, 2042460, 2220770, 2450952, 2664924, 3063690, 3109078, 3331155, 3997386, 4084920, 4441540, 4663617, 5329848, 5996079, 6127380, 6218156, 6662310, 7772695, 7994772, 8883080, 9327234, 9993465, 11992158, 12254760, 12436312, 13324620, 13990851, 15545390, 15989544, 18654468, 19986930, 23318085, 23984316, 26649240, 27981702, 29980395, 31090780, 37308936, 39973860, 41972553, 46636170, 47968632, 55963404, 59960790, 62181560, 69954255, 79947720, 83945106, 93272340, 111926808, 119921580, 139908510, 167890212, 186544680, 209862765, 239843160, 279817020, 335780424, 419725530, 559634040, 839451060, 1678902120]

約数ペア:

[(1, 1678902120), (2, 839451060), (3, 559634040), (4, 419725530), (5, 335780424), (6, 279817020), (7, 239843160), (8, 209862765), (9, 186544680), (10, 167890212), (12, 139908510), (14, 119921580), (15, 111926808), (18, 93272340), (20, 83945106), (21, 79947720), (24, 69954255), (27, 62181560), (28, 59960790), (30, 55963404), (35, 47968632), (36, 46636170), (40, 41972553), (42, 39973860), (45, 37308936), (54, 31090780), (56, 29980395), (60, 27981702), (63, 26649240), (70, 23984316), (72, 23318085), (84, 19986930), (90, 18654468), (105, 15989544), (108, 15545390), (120, 13990851), (126, 13324620), (135, 12436312), (137, 12254760), (140, 11992158), (168, 9993465), (180, 9327234), (189, 8883080), (210, 7994772), (216, 7772695), (252, 6662310), (270, 6218156), (274, 6127380), (280, 5996079), (315, 5329848), (360, 4663617), (378, 4441540), (411, 4084920), (420, 3997386), (504, 3331155), (540, 3109078), (548, 3063690), (630, 2664924), (685, 2450952), (756, 2220770), (822, 2042460), (840, 1998693), (945, 1776616), (959, 1750680), (1080, 1554539), (1096, 1531845), (1233, 1361640), (1260, 1332462), (1370, 1225476), (1512, 1110385), (1621, 1035720), (1644, 1021230), (1890, 888308), (1918, 875340), (2055, 816984), (2466, 680820), (2520, 666231), (2740, 612738), (2877, 583560), (3242, 517860), (3288, 510615), (3699, 453880), (3780, 444154), (3836, 437670), (4110, 408492), (4795, 350136), (4863, 345240), (4932, 340410), (5480, 306369), (5754, 291780), (6165, 272328), (6484, 258930), (7398, 226940), (7560, 222077), (7672, 218835), (8105, 207144), (8220, 204246), (8631, 194520), (9590, 175068), (9726, 172620), (9864, 170205), (11347, 147960), (11508, 145890), (12330, 136164), (12968, 129465), (14385, 116712), (14589, 115080), (14796, 113470), (16210, 103572), (16440, 102123), (17262, 97260), (18495, 90776), (19180, 87534), (19452, 86310), (22694, 73980), (23016, 72945), (24315, 69048), (24660, 68082), (25893, 64840), (28770, 58356), (29178, 57540), (29592, 56735), (32420, 51786), (34041, 49320), (34524, 48630), (36990, 45388), (38360, 43767), (38904, 43155)]