218348520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139967}}^1$

素因数の和:139994

約数の個数: 64

約数和(自身を含む): 705438720

約数和(自身を除く): 487090200

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, 139967, 279934, 419901, 559868, 699835, 839802, 1119736, 1399670, 1679604, 1819571, 2099505, 2799340, 3359208, 3639142, 4199010, 5458713, 5598680, 7278284, 8398020, 9097855, 10917426, 14556568, 16796040, 18195710, 21834852, 27293565, 36391420, 43669704, 54587130, 72782840, 109174260, 218348520]

約数ペア:

[(1, 218348520), (2, 109174260), (3, 72782840), (4, 54587130), (5, 43669704), (6, 36391420), (8, 27293565), (10, 21834852), (12, 18195710), (13, 16796040), (15, 14556568), (20, 10917426), (24, 9097855), (26, 8398020), (30, 7278284), (39, 5598680), (40, 5458713), (52, 4199010), (60, 3639142), (65, 3359208), (78, 2799340), (104, 2099505), (120, 1819571), (130, 1679604), (156, 1399670), (195, 1119736), (260, 839802), (312, 699835), (390, 559868), (520, 419901), (780, 279934), (1560, 139967)]