155520760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{228707}}^1$

素因数の和:228735

約数の個数: 32

約数和(自身を含む): 370506960

約数和(自身を除く): 214986200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 228707, 457414, 914828, 1143535, 1829656, 2287070, 3888019, 4574140, 7776038, 9148280, 15552076, 19440095, 31104152, 38880190, 77760380, 155520760]

約数ペア:

[(1, 155520760), (2, 77760380), (4, 38880190), (5, 31104152), (8, 19440095), (10, 15552076), (17, 9148280), (20, 7776038), (34, 4574140), (40, 3888019), (68, 2287070), (85, 1829656), (136, 1143535), (170, 914828), (340, 457414), (680, 228707)]