81472620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 235726848

約数和(自身を除く): 154254228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 167, 173, 188, 235, 282, 334, 346, 470, 501, 519, 564, 668, 692, 705, 835, 865, 940, 1002, 1038, 1410, 1670, 1730, 2004, 2076, 2505, 2595, 2820, 3340, 3460, 5010, 5190, 7849, 8131, 10020, 10380, 15698, 16262, 23547, 24393, 28891, 31396, 32524, 39245, 40655, 47094, 48786, 57782, 78490, 81310, 86673, 94188, 97572, 115564, 117735, 121965, 144455, 156980, 162620, 173346, 235470, 243930, 288910, 346692, 433365, 470940, 487860, 577820, 866730, 1357877, 1733460, 2715754, 4073631, 5431508, 6789385, 8147262, 13578770, 16294524, 20368155, 27157540, 40736310, 81472620]

約数ペア:

[(1, 81472620), (2, 40736310), (3, 27157540), (4, 20368155), (5, 16294524), (6, 13578770), (10, 8147262), (12, 6789385), (15, 5431508), (20, 4073631), (30, 2715754), (47, 1733460), (60, 1357877), (94, 866730), (141, 577820), (167, 487860), (173, 470940), (188, 433365), (235, 346692), (282, 288910), (334, 243930), (346, 235470), (470, 173346), (501, 162620), (519, 156980), (564, 144455), (668, 121965), (692, 117735), (705, 115564), (835, 97572), (865, 94188), (940, 86673), (1002, 81310), (1038, 78490), (1410, 57782), (1670, 48786), (1730, 47094), (2004, 40655), (2076, 39245), (2505, 32524), (2595, 31396), (2820, 28891), (3340, 24393), (3460, 23547), (5010, 16262), (5190, 15698), (7849, 10380), (8131, 10020)]