258886920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2157391}}^1$

素因数の和:2157405

約数の個数: 32

約数和(自身を含む): 776661120

約数和(自身を除く): 517774200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2157391, 4314782, 6472173, 8629564, 10786955, 12944346, 17259128, 21573910, 25888692, 32360865, 43147820, 51777384, 64721730, 86295640, 129443460, 258886920]

約数ペア:

[(1, 258886920), (2, 129443460), (3, 86295640), (4, 64721730), (5, 51777384), (6, 43147820), (8, 32360865), (10, 25888692), (12, 21573910), (15, 17259128), (20, 12944346), (24, 10786955), (30, 8629564), (40, 6472173), (60, 4314782), (120, 2157391)]