208514720

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:502

約数の個数: 96

約数和(自身を含む): 510789888

約数和(自身を除く): 302275168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 67, 80, 106, 134, 160, 212, 265, 268, 335, 367, 424, 530, 536, 670, 734, 848, 1060, 1072, 1340, 1468, 1696, 1835, 2120, 2144, 2680, 2936, 3551, 3670, 4240, 5360, 5872, 7102, 7340, 8480, 10720, 11744, 14204, 14680, 17755, 19451, 24589, 28408, 29360, 35510, 38902, 49178, 56816, 58720, 71020, 77804, 97255, 98356, 113632, 122945, 142040, 155608, 194510, 196712, 245890, 284080, 311216, 389020, 393424, 491780, 568160, 622432, 778040, 786848, 983560, 1303217, 1556080, 1967120, 2606434, 3112160, 3934240, 5212868, 6516085, 10425736, 13032170, 20851472, 26064340, 41702944, 52128680, 104257360, 208514720]

約数ペア:

[(1, 208514720), (2, 104257360), (4, 52128680), (5, 41702944), (8, 26064340), (10, 20851472), (16, 13032170), (20, 10425736), (32, 6516085), (40, 5212868), (53, 3934240), (67, 3112160), (80, 2606434), (106, 1967120), (134, 1556080), (160, 1303217), (212, 983560), (265, 786848), (268, 778040), (335, 622432), (367, 568160), (424, 491780), (530, 393424), (536, 389020), (670, 311216), (734, 284080), (848, 245890), (1060, 196712), (1072, 194510), (1340, 155608), (1468, 142040), (1696, 122945), (1835, 113632), (2120, 98356), (2144, 97255), (2680, 77804), (2936, 71020), (3551, 58720), (3670, 56816), (4240, 49178), (5360, 38902), (5872, 35510), (7102, 29360), (7340, 28408), (8480, 24589), (10720, 19451), (11744, 17755), (14204, 14680)]