181222528

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:573

約数の個数: 64

約数和(自身を含む): 376992000

約数和(自身を除く): 195769472

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 109, 124, 128, 218, 248, 419, 436, 496, 838, 872, 992, 1676, 1744, 1984, 3352, 3379, 3488, 3968, 6704, 6758, 6976, 12989, 13408, 13516, 13952, 25978, 26816, 27032, 45671, 51956, 53632, 54064, 91342, 103912, 108128, 182684, 207824, 216256, 365368, 415648, 432512, 730736, 831296, 1415801, 1461472, 1662592, 2831602, 2922944, 5663204, 5845888, 11326408, 22652816, 45305632, 90611264, 181222528]

約数ペア:

[(1, 181222528), (2, 90611264), (4, 45305632), (8, 22652816), (16, 11326408), (31, 5845888), (32, 5663204), (62, 2922944), (64, 2831602), (109, 1662592), (124, 1461472), (128, 1415801), (218, 831296), (248, 730736), (419, 432512), (436, 415648), (496, 365368), (838, 216256), (872, 207824), (992, 182684), (1676, 108128), (1744, 103912), (1984, 91342), (3352, 54064), (3379, 53632), (3488, 51956), (3968, 45671), (6704, 27032), (6758, 26816), (6976, 25978), (12989, 13952), (13408, 13516)]