2498355720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31981}}^1$

素因数の和:32036

約数の個数: 192

約数和(自身を含む): 9579248640

約数和(自身を除く): 7080892920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 3255, 3720, 3906, 4340, 5208, 5580, 6510, 7812, 8680, 9765, 11160, 13020, 15624, 19530, 26040, 31981, 39060, 63962, 78120, 95943, 127924, 159905, 191886, 223867, 255848, 287829, 319810, 383772, 447734, 479715, 575658, 639620, 671601, 767544, 895468, 959430, 991411, 1119335, 1151316, 1279240, 1343202, 1439145, 1790936, 1918860, 1982822, 2014803, 2238670, 2302632, 2686404, 2878290, 2974233, 3358005, 3837720, 3965644, 4029606, 4477340, 4957055, 5372808, 5756580, 5948466, 6716010, 6939877, 7931288, 8059212, 8922699, 8954680, 9914110, 10074015, 11513160, 11896932, 13432020, 13879754, 14871165, 16118424, 17845398, 19828220, 20148030, 20819631, 23793864, 26864040, 27759508, 29742330, 34699385, 35690796, 39656440, 40296060, 41639262, 44613495, 55519016, 59484660, 62458893, 69398770, 71381592, 80592120, 83278524, 89226990, 104098155, 118969320, 124917786, 138797540, 166557048, 178453980, 208196310, 249835572, 277595080, 312294465, 356907960, 416392620, 499671144, 624588930, 832785240, 1249177860, 2498355720]

約数ペア:

[(1, 2498355720), (2, 1249177860), (3, 832785240), (4, 624588930), (5, 499671144), (6, 416392620), (7, 356907960), (8, 312294465), (9, 277595080), (10, 249835572), (12, 208196310), (14, 178453980), (15, 166557048), (18, 138797540), (20, 124917786), (21, 118969320), (24, 104098155), (28, 89226990), (30, 83278524), (31, 80592120), (35, 71381592), (36, 69398770), (40, 62458893), (42, 59484660), (45, 55519016), (56, 44613495), (60, 41639262), (62, 40296060), (63, 39656440), (70, 35690796), (72, 34699385), (84, 29742330), (90, 27759508), (93, 26864040), (105, 23793864), (120, 20819631), (124, 20148030), (126, 19828220), (140, 17845398), (155, 16118424), (168, 14871165), (180, 13879754), (186, 13432020), (210, 11896932), (217, 11513160), (248, 10074015), (252, 9914110), (279, 8954680), (280, 8922699), (310, 8059212), (315, 7931288), (360, 6939877), (372, 6716010), (420, 5948466), (434, 5756580), (465, 5372808), (504, 4957055), (558, 4477340), (620, 4029606), (630, 3965644), (651, 3837720), (744, 3358005), (840, 2974233), (868, 2878290), (930, 2686404), (1085, 2302632), (1116, 2238670), (1240, 2014803), (1260, 1982822), (1302, 1918860), (1395, 1790936), (1736, 1439145), (1860, 1343202), (1953, 1279240), (2170, 1151316), (2232, 1119335), (2520, 991411), (2604, 959430), (2790, 895468), (3255, 767544), (3720, 671601), (3906, 639620), (4340, 575658), (5208, 479715), (5580, 447734), (6510, 383772), (7812, 319810), (8680, 287829), (9765, 255848), (11160, 223867), (13020, 191886), (15624, 159905), (19530, 127924), (26040, 95943), (31981, 78120), (39060, 63962)]