21973680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3391}}^1$

素因数の和:3416

約数の個数: 100

約数和(自身を含む): 76340352

約数和(自身を除く): 54366672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 3391, 6480, 6782, 10173, 13564, 16955, 20346, 27128, 30519, 33910, 40692, 50865, 54256, 61038, 67820, 81384, 91557, 101730, 122076, 135640, 152595, 162768, 183114, 203460, 244152, 271280, 274671, 305190, 366228, 406920, 457785, 488304, 549342, 610380, 732456, 813840, 915570, 1098684, 1220760, 1373355, 1464912, 1831140, 2197368, 2441520, 2746710, 3662280, 4394736, 5493420, 7324560, 10986840, 21973680]

約数ペア:

[(1, 21973680), (2, 10986840), (3, 7324560), (4, 5493420), (5, 4394736), (6, 3662280), (8, 2746710), (9, 2441520), (10, 2197368), (12, 1831140), (15, 1464912), (16, 1373355), (18, 1220760), (20, 1098684), (24, 915570), (27, 813840), (30, 732456), (36, 610380), (40, 549342), (45, 488304), (48, 457785), (54, 406920), (60, 366228), (72, 305190), (80, 274671), (81, 271280), (90, 244152), (108, 203460), (120, 183114), (135, 162768), (144, 152595), (162, 135640), (180, 122076), (216, 101730), (240, 91557), (270, 81384), (324, 67820), (360, 61038), (405, 54256), (432, 50865), (540, 40692), (648, 33910), (720, 30519), (810, 27128), (1080, 20346), (1296, 16955), (1620, 13564), (2160, 10173), (3240, 6782), (3391, 6480)]