127400520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81667}}^1$

素因数の和:81694

約数の個数: 64

約数和(自身を含む): 411606720

約数和(自身を除く): 284206200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 81667, 163334, 245001, 326668, 408335, 490002, 653336, 816670, 980004, 1061671, 1225005, 1633340, 1960008, 2123342, 2450010, 3185013, 3266680, 4246684, 4900020, 5308355, 6370026, 8493368, 9800040, 10616710, 12740052, 15925065, 21233420, 25480104, 31850130, 42466840, 63700260, 127400520]

約数ペア:

[(1, 127400520), (2, 63700260), (3, 42466840), (4, 31850130), (5, 25480104), (6, 21233420), (8, 15925065), (10, 12740052), (12, 10616710), (13, 9800040), (15, 8493368), (20, 6370026), (24, 5308355), (26, 4900020), (30, 4246684), (39, 3266680), (40, 3185013), (52, 2450010), (60, 2123342), (65, 1960008), (78, 1633340), (104, 1225005), (120, 1061671), (130, 980004), (156, 816670), (195, 653336), (260, 490002), (312, 408335), (390, 326668), (520, 245001), (780, 163334), (1560, 81667)]