256498008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{11579}}^1$

素因数の和:11672

約数の個数: 64

約数和(自身を含む): 700358400

約数和(自身を除く): 443860392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 78, 104, 142, 156, 213, 284, 312, 426, 568, 852, 923, 1704, 1846, 2769, 3692, 5538, 7384, 11076, 11579, 22152, 23158, 34737, 46316, 69474, 92632, 138948, 150527, 277896, 301054, 451581, 602108, 822109, 903162, 1204216, 1644218, 1806324, 2466327, 3288436, 3612648, 4932654, 6576872, 9865308, 10687417, 19730616, 21374834, 32062251, 42749668, 64124502, 85499336, 128249004, 256498008]

約数ペア:

[(1, 256498008), (2, 128249004), (3, 85499336), (4, 64124502), (6, 42749668), (8, 32062251), (12, 21374834), (13, 19730616), (24, 10687417), (26, 9865308), (39, 6576872), (52, 4932654), (71, 3612648), (78, 3288436), (104, 2466327), (142, 1806324), (156, 1644218), (213, 1204216), (284, 903162), (312, 822109), (426, 602108), (568, 451581), (852, 301054), (923, 277896), (1704, 150527), (1846, 138948), (2769, 92632), (3692, 69474), (5538, 46316), (7384, 34737), (11076, 23158), (11579, 22152)]