208255616

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 437114880

約数和(自身を除く): 228859264

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 127, 128, 184, 254, 368, 508, 557, 736, 1016, 1114, 1472, 2032, 2228, 2921, 2944, 4064, 4456, 5842, 8128, 8912, 11684, 12811, 16256, 17824, 23368, 25622, 35648, 46736, 51244, 70739, 71296, 93472, 102488, 141478, 186944, 204976, 282956, 373888, 409952, 565912, 819904, 1131824, 1626997, 1639808, 2263648, 3253994, 4527296, 6507988, 9054592, 13015976, 26031952, 52063904, 104127808, 208255616]

約数ペア:

[(1, 208255616), (2, 104127808), (4, 52063904), (8, 26031952), (16, 13015976), (23, 9054592), (32, 6507988), (46, 4527296), (64, 3253994), (92, 2263648), (127, 1639808), (128, 1626997), (184, 1131824), (254, 819904), (368, 565912), (508, 409952), (557, 373888), (736, 282956), (1016, 204976), (1114, 186944), (1472, 141478), (2032, 102488), (2228, 93472), (2921, 71296), (2944, 70739), (4064, 51244), (4456, 46736), (5842, 35648), (8128, 25622), (8912, 23368), (11684, 17824), (12811, 16256)]