253549744

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:858

約数の個数: 80

約数和(自身を含む): 585994240

約数和(自身を除く): 332444496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 103, 112, 124, 206, 217, 248, 412, 434, 496, 709, 721, 824, 868, 1418, 1442, 1648, 1736, 2836, 2884, 3193, 3472, 4963, 5672, 5768, 6386, 9926, 11344, 11536, 12772, 19852, 21979, 22351, 25544, 39704, 43958, 44702, 51088, 73027, 79408, 87916, 89404, 146054, 153853, 175832, 178808, 292108, 307706, 351664, 357616, 511189, 584216, 615412, 1022378, 1168432, 1230824, 2044756, 2263837, 2461648, 4089512, 4527674, 8179024, 9055348, 15846859, 18110696, 31693718, 36221392, 63387436, 126774872, 253549744]

約数ペア:

[(1, 253549744), (2, 126774872), (4, 63387436), (7, 36221392), (8, 31693718), (14, 18110696), (16, 15846859), (28, 9055348), (31, 8179024), (56, 4527674), (62, 4089512), (103, 2461648), (112, 2263837), (124, 2044756), (206, 1230824), (217, 1168432), (248, 1022378), (412, 615412), (434, 584216), (496, 511189), (709, 357616), (721, 351664), (824, 307706), (868, 292108), (1418, 178808), (1442, 175832), (1648, 153853), (1736, 146054), (2836, 89404), (2884, 87916), (3193, 79408), (3472, 73027), (4963, 51088), (5672, 44702), (5768, 43958), (6386, 39704), (9926, 25544), (11344, 22351), (11536, 21979), (12772, 19852)]