639588264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{18043}}^1$

素因数の和:18270

約数の個数: 64

約数和(自身を含む): 1836157440

約数和(自身を除く): 1196569176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 211, 422, 633, 844, 1266, 1477, 1688, 2532, 2954, 4431, 5064, 5908, 8862, 11816, 17724, 18043, 35448, 36086, 54129, 72172, 108258, 126301, 144344, 216516, 252602, 378903, 433032, 505204, 757806, 1010408, 1515612, 3031224, 3807073, 7614146, 11421219, 15228292, 22842438, 26649511, 30456584, 45684876, 53299022, 79948533, 91369752, 106598044, 159897066, 213196088, 319794132, 639588264]

約数ペア:

[(1, 639588264), (2, 319794132), (3, 213196088), (4, 159897066), (6, 106598044), (7, 91369752), (8, 79948533), (12, 53299022), (14, 45684876), (21, 30456584), (24, 26649511), (28, 22842438), (42, 15228292), (56, 11421219), (84, 7614146), (168, 3807073), (211, 3031224), (422, 1515612), (633, 1010408), (844, 757806), (1266, 505204), (1477, 433032), (1688, 378903), (2532, 252602), (2954, 216516), (4431, 144344), (5064, 126301), (5908, 108258), (8862, 72172), (11816, 54129), (17724, 36086), (18043, 35448)]