657784920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421657}}^1$

素因数の和:421684

約数の個数: 64

約数和(自身を含む): 2125156320

約数和(自身を除く): 1467371400

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, 421657, 843314, 1264971, 1686628, 2108285, 2529942, 3373256, 4216570, 5059884, 5481541, 6324855, 8433140, 10119768, 10963082, 12649710, 16444623, 16866280, 21926164, 25299420, 27407705, 32889246, 43852328, 50598840, 54815410, 65778492, 82223115, 109630820, 131556984, 164446230, 219261640, 328892460, 657784920]

約数ペア:

[(1, 657784920), (2, 328892460), (3, 219261640), (4, 164446230), (5, 131556984), (6, 109630820), (8, 82223115), (10, 65778492), (12, 54815410), (13, 50598840), (15, 43852328), (20, 32889246), (24, 27407705), (26, 25299420), (30, 21926164), (39, 16866280), (40, 16444623), (52, 12649710), (60, 10963082), (65, 10119768), (78, 8433140), (104, 6324855), (120, 5481541), (130, 5059884), (156, 4216570), (195, 3373256), (260, 2529942), (312, 2108285), (390, 1686628), (520, 1264971), (780, 843314), (1560, 421657)]