720869240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6829}}^1$

素因数の和:6889

約数の個数: 128

約数和(自身を含む): 2065392000

約数和(自身を除く): 1344522760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 91, 104, 116, 130, 140, 145, 182, 203, 232, 260, 280, 290, 364, 377, 406, 455, 520, 580, 728, 754, 812, 910, 1015, 1160, 1508, 1624, 1820, 1885, 2030, 2639, 3016, 3640, 3770, 4060, 5278, 6829, 7540, 8120, 10556, 13195, 13658, 15080, 21112, 26390, 27316, 34145, 47803, 52780, 54632, 68290, 88777, 95606, 105560, 136580, 177554, 191212, 198041, 239015, 273160, 355108, 382424, 396082, 443885, 478030, 621439, 710216, 792164, 887770, 956060, 990205, 1242878, 1386287, 1584328, 1775540, 1912120, 1980410, 2485756, 2574533, 2772574, 3107195, 3551080, 3960820, 4971512, 5149066, 5545148, 6214390, 6931435, 7921640, 10298132, 11090296, 12428780, 12872665, 13862870, 18021731, 20596264, 24857560, 25745330, 27725740, 36043462, 51490660, 55451480, 72086924, 90108655, 102981320, 144173848, 180217310, 360434620, 720869240]

約数ペア:

[(1, 720869240), (2, 360434620), (4, 180217310), (5, 144173848), (7, 102981320), (8, 90108655), (10, 72086924), (13, 55451480), (14, 51490660), (20, 36043462), (26, 27725740), (28, 25745330), (29, 24857560), (35, 20596264), (40, 18021731), (52, 13862870), (56, 12872665), (58, 12428780), (65, 11090296), (70, 10298132), (91, 7921640), (104, 6931435), (116, 6214390), (130, 5545148), (140, 5149066), (145, 4971512), (182, 3960820), (203, 3551080), (232, 3107195), (260, 2772574), (280, 2574533), (290, 2485756), (364, 1980410), (377, 1912120), (406, 1775540), (455, 1584328), (520, 1386287), (580, 1242878), (728, 990205), (754, 956060), (812, 887770), (910, 792164), (1015, 710216), (1160, 621439), (1508, 478030), (1624, 443885), (1820, 396082), (1885, 382424), (2030, 355108), (2639, 273160), (3016, 239015), (3640, 198041), (3770, 191212), (4060, 177554), (5278, 136580), (6829, 105560), (7540, 95606), (8120, 88777), (10556, 68290), (13195, 54632), (13658, 52780), (15080, 47803), (21112, 34145), (26390, 27316)]