256366920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2136391}}^1$

素因数の和:2136405

約数の個数: 32

約数和(自身を含む): 769101120

約数和(自身を除く): 512734200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2136391, 4272782, 6409173, 8545564, 10681955, 12818346, 17091128, 21363910, 25636692, 32045865, 42727820, 51273384, 64091730, 85455640, 128183460, 256366920]

約数ペア:

[(1, 256366920), (2, 128183460), (3, 85455640), (4, 64091730), (5, 51273384), (6, 42727820), (8, 32045865), (10, 25636692), (12, 21363910), (15, 17091128), (20, 12818346), (24, 10681955), (30, 8545564), (40, 6409173), (60, 4272782), (120, 2136391)]