172404640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34759}}^1$

素因数の和:34805

約数の個数: 48

約数和(自身を含む): 420456960

約数和(自身を除く): 248052320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 34759, 69518, 139036, 173795, 278072, 347590, 556144, 695180, 1077529, 1112288, 1390360, 2155058, 2780720, 4310116, 5387645, 5561440, 8620232, 10775290, 17240464, 21550580, 34480928, 43101160, 86202320, 172404640]

約数ペア:

[(1, 172404640), (2, 86202320), (4, 43101160), (5, 34480928), (8, 21550580), (10, 17240464), (16, 10775290), (20, 8620232), (31, 5561440), (32, 5387645), (40, 4310116), (62, 2780720), (80, 2155058), (124, 1390360), (155, 1112288), (160, 1077529), (248, 695180), (310, 556144), (496, 347590), (620, 278072), (992, 173795), (1240, 139036), (2480, 69518), (4960, 34759)]