207868760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{2239}}^1$

素因数の和:2472

約数の個数: 64

約数和(自身を含む): 512870400

約数和(自身を除く): 305001640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 211, 220, 422, 440, 844, 1055, 1688, 2110, 2239, 2321, 4220, 4478, 4642, 8440, 8956, 9284, 11195, 11605, 17912, 18568, 22390, 23210, 24629, 44780, 46420, 49258, 89560, 92840, 98516, 123145, 197032, 246290, 472429, 492580, 944858, 985160, 1889716, 2362145, 3779432, 4724290, 5196719, 9448580, 10393438, 18897160, 20786876, 25983595, 41573752, 51967190, 103934380, 207868760]

約数ペア:

[(1, 207868760), (2, 103934380), (4, 51967190), (5, 41573752), (8, 25983595), (10, 20786876), (11, 18897160), (20, 10393438), (22, 9448580), (40, 5196719), (44, 4724290), (55, 3779432), (88, 2362145), (110, 1889716), (211, 985160), (220, 944858), (422, 492580), (440, 472429), (844, 246290), (1055, 197032), (1688, 123145), (2110, 98516), (2239, 92840), (2321, 89560), (4220, 49258), (4478, 46420), (4642, 44780), (8440, 24629), (8956, 23210), (9284, 22390), (11195, 18568), (11605, 17912)]