138306840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{719}}^1$

素因数の和:969

約数の個数: 128

約数和(自身を含む): 476928000

約数和(自身を除く): 338621160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 229, 280, 420, 458, 687, 719, 840, 916, 1145, 1374, 1438, 1603, 1832, 2157, 2290, 2748, 2876, 3206, 3435, 3595, 4314, 4580, 4809, 5033, 5496, 5752, 6412, 6870, 7190, 8015, 8628, 9160, 9618, 10066, 10785, 12824, 13740, 14380, 15099, 16030, 17256, 19236, 20132, 21570, 24045, 25165, 27480, 28760, 30198, 32060, 38472, 40264, 43140, 48090, 50330, 60396, 64120, 75495, 86280, 96180, 100660, 120792, 150990, 164651, 192360, 201320, 301980, 329302, 493953, 603960, 658604, 823255, 987906, 1152557, 1317208, 1646510, 1975812, 2305114, 2469765, 3293020, 3457671, 3951624, 4610228, 4939530, 5762785, 6586040, 6915342, 9220456, 9879060, 11525570, 13830684, 17288355, 19758120, 23051140, 27661368, 34576710, 46102280, 69153420, 138306840]

約数ペア:

[(1, 138306840), (2, 69153420), (3, 46102280), (4, 34576710), (5, 27661368), (6, 23051140), (7, 19758120), (8, 17288355), (10, 13830684), (12, 11525570), (14, 9879060), (15, 9220456), (20, 6915342), (21, 6586040), (24, 5762785), (28, 4939530), (30, 4610228), (35, 3951624), (40, 3457671), (42, 3293020), (56, 2469765), (60, 2305114), (70, 1975812), (84, 1646510), (105, 1317208), (120, 1152557), (140, 987906), (168, 823255), (210, 658604), (229, 603960), (280, 493953), (420, 329302), (458, 301980), (687, 201320), (719, 192360), (840, 164651), (916, 150990), (1145, 120792), (1374, 100660), (1438, 96180), (1603, 86280), (1832, 75495), (2157, 64120), (2290, 60396), (2748, 50330), (2876, 48090), (3206, 43140), (3435, 40264), (3595, 38472), (4314, 32060), (4580, 30198), (4809, 28760), (5033, 27480), (5496, 25165), (5752, 24045), (6412, 21570), (6870, 20132), (7190, 19236), (8015, 17256), (8628, 16030), (9160, 15099), (9618, 14380), (10066, 13740), (10785, 12824)]