72639140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{379}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 179645760

約数和(自身を除く): 107006620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 379, 518, 740, 758, 1036, 1295, 1369, 1516, 1895, 2590, 2653, 2738, 3790, 5180, 5306, 5476, 6845, 7580, 9583, 10612, 13265, 13690, 14023, 19166, 26530, 27380, 28046, 38332, 47915, 53060, 56092, 70115, 95830, 98161, 140230, 191660, 196322, 280460, 392644, 490805, 518851, 981610, 1037702, 1963220, 2075404, 2594255, 3631957, 5188510, 7263914, 10377020, 14527828, 18159785, 36319570, 72639140]

約数ペア:

[(1, 72639140), (2, 36319570), (4, 18159785), (5, 14527828), (7, 10377020), (10, 7263914), (14, 5188510), (20, 3631957), (28, 2594255), (35, 2075404), (37, 1963220), (70, 1037702), (74, 981610), (140, 518851), (148, 490805), (185, 392644), (259, 280460), (370, 196322), (379, 191660), (518, 140230), (740, 98161), (758, 95830), (1036, 70115), (1295, 56092), (1369, 53060), (1516, 47915), (1895, 38332), (2590, 28046), (2653, 27380), (2738, 26530), (3790, 19166), (5180, 14023), (5306, 13690), (5476, 13265), (6845, 10612), (7580, 9583)]