208768608

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31517}}^1$

素因数の和:31556

約数の個数: 72

約数和(自身を含む): 619517808

約数和(自身を除く): 410749200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 31517, 63034, 94551, 126068, 189102, 252136, 283653, 378204, 504272, 567306, 724891, 756408, 1008544, 1134612, 1449782, 1512816, 2174673, 2269224, 2899564, 3025632, 4349346, 4538448, 5799128, 6524019, 8698692, 9076896, 11598256, 13048038, 17397384, 23196512, 26096076, 34794768, 52192152, 69589536, 104384304, 208768608]

約数ペア:

[(1, 208768608), (2, 104384304), (3, 69589536), (4, 52192152), (6, 34794768), (8, 26096076), (9, 23196512), (12, 17397384), (16, 13048038), (18, 11598256), (23, 9076896), (24, 8698692), (32, 6524019), (36, 5799128), (46, 4538448), (48, 4349346), (69, 3025632), (72, 2899564), (92, 2269224), (96, 2174673), (138, 1512816), (144, 1449782), (184, 1134612), (207, 1008544), (276, 756408), (288, 724891), (368, 567306), (414, 504272), (552, 378204), (736, 283653), (828, 252136), (1104, 189102), (1656, 126068), (2208, 94551), (3312, 63034), (6624, 31517)]