1640874330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{1879}}^1$

素因数の和:2236

約数の個数: 96

約数和(自身を含む): 4420316160

約数和(自身を除く): 2779441830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 313, 465, 558, 626, 930, 939, 1395, 1565, 1878, 1879, 2790, 2817, 3130, 3758, 4695, 5634, 5637, 9390, 9395, 9703, 11274, 14085, 16911, 18790, 19406, 28170, 28185, 29109, 33822, 48515, 56370, 58218, 58249, 84555, 87327, 97030, 116498, 145545, 169110, 174654, 174747, 291090, 291245, 349494, 436635, 524241, 582490, 588127, 873270, 873735, 1048482, 1176254, 1747470, 1764381, 2621205, 2940635, 3528762, 5242410, 5293143, 5881270, 8821905, 10586286, 17643810, 18231937, 26465715, 36463874, 52931430, 54695811, 91159685, 109391622, 164087433, 182319370, 273479055, 328174866, 546958110, 820437165, 1640874330]

約数ペア:

[(1, 1640874330), (2, 820437165), (3, 546958110), (5, 328174866), (6, 273479055), (9, 182319370), (10, 164087433), (15, 109391622), (18, 91159685), (30, 54695811), (31, 52931430), (45, 36463874), (62, 26465715), (90, 18231937), (93, 17643810), (155, 10586286), (186, 8821905), (279, 5881270), (310, 5293143), (313, 5242410), (465, 3528762), (558, 2940635), (626, 2621205), (930, 1764381), (939, 1747470), (1395, 1176254), (1565, 1048482), (1878, 873735), (1879, 873270), (2790, 588127), (2817, 582490), (3130, 524241), (3758, 436635), (4695, 349494), (5634, 291245), (5637, 291090), (9390, 174747), (9395, 174654), (9703, 169110), (11274, 145545), (14085, 116498), (16911, 97030), (18790, 87327), (19406, 84555), (28170, 58249), (28185, 58218), (29109, 56370), (33822, 48515)]