56561880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3391}}^1$

素因数の和:3544

約数の個数: 64

約数和(自身を含む): 170956800

約数和(自身を除く): 114394920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 3391, 4170, 5560, 6782, 8340, 10173, 13564, 16680, 16955, 20346, 27128, 33910, 40692, 50865, 67820, 81384, 101730, 135640, 203460, 406920, 471349, 942698, 1414047, 1885396, 2356745, 2828094, 3770792, 4713490, 5656188, 7070235, 9426980, 11312376, 14140470, 18853960, 28280940, 56561880]

約数ペア:

[(1, 56561880), (2, 28280940), (3, 18853960), (4, 14140470), (5, 11312376), (6, 9426980), (8, 7070235), (10, 5656188), (12, 4713490), (15, 3770792), (20, 2828094), (24, 2356745), (30, 1885396), (40, 1414047), (60, 942698), (120, 471349), (139, 406920), (278, 203460), (417, 135640), (556, 101730), (695, 81384), (834, 67820), (1112, 50865), (1390, 40692), (1668, 33910), (2085, 27128), (2780, 20346), (3336, 16955), (3391, 16680), (4170, 13564), (5560, 10173), (6782, 8340)]