64517280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{523}}^1$

素因数の和:798

約数の個数: 96

約数和(自身を含む): 204410304

約数和(自身を除く): 139893024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 257, 480, 514, 523, 771, 1028, 1046, 1285, 1542, 1569, 2056, 2092, 2570, 2615, 3084, 3138, 3855, 4112, 4184, 5140, 5230, 6168, 6276, 7710, 7845, 8224, 8368, 10280, 10460, 12336, 12552, 15420, 15690, 16736, 20560, 20920, 24672, 25104, 30840, 31380, 41120, 41840, 50208, 61680, 62760, 83680, 123360, 125520, 134411, 251040, 268822, 403233, 537644, 672055, 806466, 1075288, 1344110, 1612932, 2016165, 2150576, 2688220, 3225864, 4032330, 4301152, 5376440, 6451728, 8064660, 10752880, 12903456, 16129320, 21505760, 32258640, 64517280]

約数ペア:

[(1, 64517280), (2, 32258640), (3, 21505760), (4, 16129320), (5, 12903456), (6, 10752880), (8, 8064660), (10, 6451728), (12, 5376440), (15, 4301152), (16, 4032330), (20, 3225864), (24, 2688220), (30, 2150576), (32, 2016165), (40, 1612932), (48, 1344110), (60, 1075288), (80, 806466), (96, 672055), (120, 537644), (160, 403233), (240, 268822), (257, 251040), (480, 134411), (514, 125520), (523, 123360), (771, 83680), (1028, 62760), (1046, 61680), (1285, 50208), (1542, 41840), (1569, 41120), (2056, 31380), (2092, 30840), (2570, 25104), (2615, 24672), (3084, 20920), (3138, 20560), (3855, 16736), (4112, 15690), (4184, 15420), (5140, 12552), (5230, 12336), (6168, 10460), (6276, 10280), (7710, 8368), (7845, 8224)]