128350928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{11411}}^1$

素因数の和:11475

約数の個数: 40

約数和(自身を含む): 268866720

約数和(自身を除く): 140515792

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2812, 5624, 11248, 11411, 22822, 45644, 91288, 182576, 216809, 422207, 433618, 844414, 867236, 1688828, 1734472, 3377656, 3468944, 6755312, 8021933, 16043866, 32087732, 64175464, 128350928]

約数ペア:

[(1, 128350928), (2, 64175464), (4, 32087732), (8, 16043866), (16, 8021933), (19, 6755312), (37, 3468944), (38, 3377656), (74, 1734472), (76, 1688828), (148, 867236), (152, 844414), (296, 433618), (304, 422207), (592, 216809), (703, 182576), (1406, 91288), (2812, 45644), (5624, 22822), (11248, 11411)]