15385728

素因数分解:

$2^7\times 3^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 41371200

約数和(自身を除く): 25985472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 128, 192, 206, 309, 384, 389, 412, 618, 778, 824, 1167, 1236, 1556, 1648, 2334, 2472, 3112, 3296, 4668, 4944, 6224, 6592, 9336, 9888, 12448, 13184, 18672, 19776, 24896, 37344, 39552, 40067, 49792, 74688, 80134, 120201, 149376, 160268, 240402, 320536, 480804, 641072, 961608, 1282144, 1923216, 2564288, 3846432, 5128576, 7692864, 15385728]

約数ペア:

[(1, 15385728), (2, 7692864), (3, 5128576), (4, 3846432), (6, 2564288), (8, 1923216), (12, 1282144), (16, 961608), (24, 641072), (32, 480804), (48, 320536), (64, 240402), (96, 160268), (103, 149376), (128, 120201), (192, 80134), (206, 74688), (309, 49792), (384, 40067), (389, 39552), (412, 37344), (618, 24896), (778, 19776), (824, 18672), (1167, 13184), (1236, 12448), (1556, 9888), (1648, 9336), (2334, 6592), (2472, 6224), (3112, 4944), (3296, 4668)]