72406920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{603391}}^1$

素因数の和:603405

約数の個数: 32

約数和(自身を含む): 217221120

約数和(自身を除く): 144814200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 603391, 1206782, 1810173, 2413564, 3016955, 3620346, 4827128, 6033910, 7240692, 9050865, 12067820, 14481384, 18101730, 24135640, 36203460, 72406920]

約数ペア:

[(1, 72406920), (2, 36203460), (3, 24135640), (4, 18101730), (5, 14481384), (6, 12067820), (8, 9050865), (10, 7240692), (12, 6033910), (15, 4827128), (20, 3620346), (24, 3016955), (30, 2413564), (40, 1810173), (60, 1206782), (120, 603391)]