81900540240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{61609}}^1$

素因数の和:61845

約数の個数: 160

約数和(自身を含む): 264025958400

約数和(自身を除く): 182125418160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 191, 232, 240, 290, 348, 382, 435, 464, 573, 580, 696, 764, 870, 955, 1146, 1160, 1392, 1528, 1740, 1910, 2292, 2320, 2865, 3056, 3480, 3820, 4584, 5539, 5730, 6960, 7640, 9168, 11078, 11460, 15280, 16617, 22156, 22920, 27695, 33234, 44312, 45840, 55390, 61609, 66468, 83085, 88624, 110780, 123218, 132936, 166170, 184827, 221560, 246436, 265872, 308045, 332340, 369654, 443120, 492872, 616090, 664680, 739308, 924135, 985744, 1232180, 1329360, 1478616, 1786661, 1848270, 2464360, 2957232, 3573322, 3696540, 4928720, 5359983, 7146644, 7393080, 8933305, 10719966, 11767319, 14293288, 14786160, 17866610, 21439932, 23534638, 26799915, 28586576, 35301957, 35733220, 42879864, 47069276, 53599830, 58836595, 70603914, 71466440, 85759728, 94138552, 107199660, 117673190, 141207828, 142932880, 176509785, 188277104, 214399320, 235346380, 282415656, 341252251, 353019570, 428798640, 470692760, 564831312, 682504502, 706039140, 941385520, 1023756753, 1365009004, 1412078280, 1706261255, 2047513506, 2730018008, 2824156560, 3412522510, 4095027012, 5118783765, 5460036016, 6825045020, 8190054024, 10237567530, 13650090040, 16380108048, 20475135060, 27300180080, 40950270120, 81900540240]

約数ペア:

[(1, 81900540240), (2, 40950270120), (3, 27300180080), (4, 20475135060), (5, 16380108048), (6, 13650090040), (8, 10237567530), (10, 8190054024), (12, 6825045020), (15, 5460036016), (16, 5118783765), (20, 4095027012), (24, 3412522510), (29, 2824156560), (30, 2730018008), (40, 2047513506), (48, 1706261255), (58, 1412078280), (60, 1365009004), (80, 1023756753), (87, 941385520), (116, 706039140), (120, 682504502), (145, 564831312), (174, 470692760), (191, 428798640), (232, 353019570), (240, 341252251), (290, 282415656), (348, 235346380), (382, 214399320), (435, 188277104), (464, 176509785), (573, 142932880), (580, 141207828), (696, 117673190), (764, 107199660), (870, 94138552), (955, 85759728), (1146, 71466440), (1160, 70603914), (1392, 58836595), (1528, 53599830), (1740, 47069276), (1910, 42879864), (2292, 35733220), (2320, 35301957), (2865, 28586576), (3056, 26799915), (3480, 23534638), (3820, 21439932), (4584, 17866610), (5539, 14786160), (5730, 14293288), (6960, 11767319), (7640, 10719966), (9168, 8933305), (11078, 7393080), (11460, 7146644), (15280, 5359983), (16617, 4928720), (22156, 3696540), (22920, 3573322), (27695, 2957232), (33234, 2464360), (44312, 1848270), (45840, 1786661), (55390, 1478616), (61609, 1329360), (66468, 1232180), (83085, 985744), (88624, 924135), (110780, 739308), (123218, 664680), (132936, 616090), (166170, 492872), (184827, 443120), (221560, 369654), (246436, 332340), (265872, 308045)]