261567624

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{1327}}^1$

素因数の和:1570

約数の個数: 64

約数和(自身を含む): 673136640

約数和(自身を除く): 411569016

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 191, 258, 344, 382, 516, 573, 764, 1032, 1146, 1327, 1528, 2292, 2654, 3981, 4584, 5308, 7962, 8213, 10616, 15924, 16426, 24639, 31848, 32852, 49278, 57061, 65704, 98556, 114122, 171183, 197112, 228244, 253457, 342366, 456488, 506914, 684732, 760371, 1013828, 1369464, 1520742, 2027656, 3041484, 6082968, 10898651, 21797302, 32695953, 43594604, 65391906, 87189208, 130783812, 261567624]

約数ペア:

[(1, 261567624), (2, 130783812), (3, 87189208), (4, 65391906), (6, 43594604), (8, 32695953), (12, 21797302), (24, 10898651), (43, 6082968), (86, 3041484), (129, 2027656), (172, 1520742), (191, 1369464), (258, 1013828), (344, 760371), (382, 684732), (516, 506914), (573, 456488), (764, 342366), (1032, 253457), (1146, 228244), (1327, 197112), (1528, 171183), (2292, 114122), (2654, 98556), (3981, 65704), (4584, 57061), (5308, 49278), (7962, 32852), (8213, 31848), (10616, 24639), (15924, 16426)]