268588216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{367}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 563834880

約数和(自身を除く): 295246664

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 227, 248, 367, 403, 454, 734, 806, 908, 1468, 1612, 1816, 2936, 2951, 3224, 4771, 5902, 7037, 9542, 11377, 11804, 14074, 19084, 22754, 23608, 28148, 38168, 45508, 56296, 83309, 91016, 91481, 147901, 166618, 182962, 295802, 333236, 365924, 591604, 666472, 731848, 1083017, 1183208, 2166034, 2582579, 4332068, 5165158, 8664136, 10330316, 20660632, 33573527, 67147054, 134294108, 268588216]

約数ペア:

[(1, 268588216), (2, 134294108), (4, 67147054), (8, 33573527), (13, 20660632), (26, 10330316), (31, 8664136), (52, 5165158), (62, 4332068), (104, 2582579), (124, 2166034), (227, 1183208), (248, 1083017), (367, 731848), (403, 666472), (454, 591604), (734, 365924), (806, 333236), (908, 295802), (1468, 182962), (1612, 166618), (1816, 147901), (2936, 91481), (2951, 91016), (3224, 83309), (4771, 56296), (5902, 45508), (7037, 38168), (9542, 28148), (11377, 23608), (11804, 22754), (14074, 19084)]