87894720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{3391}}^1$

素因数の和:3420

約数の個数: 140

約数和(自身を含む): 312749184

約数和(自身を除く): 224854464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 3391, 4320, 5184, 6480, 6782, 8640, 10173, 12960, 13564, 16955, 20346, 25920, 27128, 30519, 33910, 40692, 50865, 54256, 61038, 67820, 81384, 91557, 101730, 108512, 122076, 135640, 152595, 162768, 183114, 203460, 217024, 244152, 271280, 274671, 305190, 325536, 366228, 406920, 457785, 488304, 542560, 549342, 610380, 651072, 732456, 813840, 915570, 976608, 1085120, 1098684, 1220760, 1373355, 1464912, 1627680, 1831140, 1953216, 2197368, 2441520, 2746710, 2929824, 3255360, 3662280, 4394736, 4883040, 5493420, 5859648, 7324560, 8789472, 9766080, 10986840, 14649120, 17578944, 21973680, 29298240, 43947360, 87894720]

約数ペア:

[(1, 87894720), (2, 43947360), (3, 29298240), (4, 21973680), (5, 17578944), (6, 14649120), (8, 10986840), (9, 9766080), (10, 8789472), (12, 7324560), (15, 5859648), (16, 5493420), (18, 4883040), (20, 4394736), (24, 3662280), (27, 3255360), (30, 2929824), (32, 2746710), (36, 2441520), (40, 2197368), (45, 1953216), (48, 1831140), (54, 1627680), (60, 1464912), (64, 1373355), (72, 1220760), (80, 1098684), (81, 1085120), (90, 976608), (96, 915570), (108, 813840), (120, 732456), (135, 651072), (144, 610380), (160, 549342), (162, 542560), (180, 488304), (192, 457785), (216, 406920), (240, 366228), (270, 325536), (288, 305190), (320, 274671), (324, 271280), (360, 244152), (405, 217024), (432, 203460), (480, 183114), (540, 162768), (576, 152595), (648, 135640), (720, 122076), (810, 108512), (864, 101730), (960, 91557), (1080, 81384), (1296, 67820), (1440, 61038), (1620, 54256), (1728, 50865), (2160, 40692), (2592, 33910), (2880, 30519), (3240, 27128), (3391, 25920), (4320, 20346), (5184, 16955), (6480, 13564), (6782, 12960), (8640, 10173)]