645535520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{9769}}^1$

素因数の和:9850

約数の個数: 96

約数和(自身を含む): 1772668800

約数和(自身を除く): 1127133280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 70, 80, 112, 118, 140, 160, 224, 236, 280, 295, 413, 472, 560, 590, 826, 944, 1120, 1180, 1652, 1888, 2065, 2360, 3304, 4130, 4720, 6608, 8260, 9440, 9769, 13216, 16520, 19538, 33040, 39076, 48845, 66080, 68383, 78152, 97690, 136766, 156304, 195380, 273532, 312608, 341915, 390760, 547064, 576371, 683830, 781520, 1094128, 1152742, 1367660, 1563040, 2188256, 2305484, 2735320, 2881855, 4034597, 4610968, 5470640, 5763710, 8069194, 9221936, 10941280, 11527420, 16138388, 18443872, 20172985, 23054840, 32276776, 40345970, 46109680, 64553552, 80691940, 92219360, 129107104, 161383880, 322767760, 645535520]

約数ペア:

[(1, 645535520), (2, 322767760), (4, 161383880), (5, 129107104), (7, 92219360), (8, 80691940), (10, 64553552), (14, 46109680), (16, 40345970), (20, 32276776), (28, 23054840), (32, 20172985), (35, 18443872), (40, 16138388), (56, 11527420), (59, 10941280), (70, 9221936), (80, 8069194), (112, 5763710), (118, 5470640), (140, 4610968), (160, 4034597), (224, 2881855), (236, 2735320), (280, 2305484), (295, 2188256), (413, 1563040), (472, 1367660), (560, 1152742), (590, 1094128), (826, 781520), (944, 683830), (1120, 576371), (1180, 547064), (1652, 390760), (1888, 341915), (2065, 312608), (2360, 273532), (3304, 195380), (4130, 156304), (4720, 136766), (6608, 97690), (8260, 78152), (9440, 68383), (9769, 66080), (13216, 48845), (16520, 39076), (19538, 33040)]