216513840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{902141}}^1$

素因数の和:902157

約数の個数: 40

約数和(自身を含む): 671193648

約数和(自身を除く): 454679808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 902141, 1804282, 2706423, 3608564, 4510705, 5412846, 7217128, 9021410, 10825692, 13532115, 14434256, 18042820, 21651384, 27064230, 36085640, 43302768, 54128460, 72171280, 108256920, 216513840]

約数ペア:

[(1, 216513840), (2, 108256920), (3, 72171280), (4, 54128460), (5, 43302768), (6, 36085640), (8, 27064230), (10, 21651384), (12, 18042820), (15, 14434256), (16, 13532115), (20, 10825692), (24, 9021410), (30, 7217128), (40, 5412846), (48, 4510705), (60, 3608564), (80, 2706423), (120, 1804282), (240, 902141)]