509288520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{326467}}^1$

素因数の和:326494

約数の個数: 64

約数和(自身を含む): 1645398720

約数和(自身を除く): 1136110200

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, 326467, 652934, 979401, 1305868, 1632335, 1958802, 2611736, 3264670, 3917604, 4244071, 4897005, 6529340, 7835208, 8488142, 9794010, 12732213, 13058680, 16976284, 19588020, 21220355, 25464426, 33952568, 39176040, 42440710, 50928852, 63661065, 84881420, 101857704, 127322130, 169762840, 254644260, 509288520]

約数ペア:

[(1, 509288520), (2, 254644260), (3, 169762840), (4, 127322130), (5, 101857704), (6, 84881420), (8, 63661065), (10, 50928852), (12, 42440710), (13, 39176040), (15, 33952568), (20, 25464426), (24, 21220355), (26, 19588020), (30, 16976284), (39, 13058680), (40, 12732213), (52, 9794010), (60, 8488142), (65, 7835208), (78, 6529340), (104, 4897005), (120, 4244071), (130, 3917604), (156, 3264670), (195, 2611736), (260, 1958802), (312, 1632335), (390, 1305868), (520, 979401), (780, 652934), (1560, 326467)]