145372020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{78157}}^1$

素因数の和:78200

約数の個数: 48

約数和(自身を含む): 420177408

約数和(自身を除く): 274805388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 78157, 156314, 234471, 312628, 390785, 468942, 781570, 937884, 1172355, 1563140, 2344710, 2422867, 4689420, 4845734, 7268601, 9691468, 12114335, 14537202, 24228670, 29074404, 36343005, 48457340, 72686010, 145372020]

約数ペア:

[(1, 145372020), (2, 72686010), (3, 48457340), (4, 36343005), (5, 29074404), (6, 24228670), (10, 14537202), (12, 12114335), (15, 9691468), (20, 7268601), (30, 4845734), (31, 4689420), (60, 2422867), (62, 2344710), (93, 1563140), (124, 1172355), (155, 937884), (186, 781570), (310, 468942), (372, 390785), (465, 312628), (620, 234471), (930, 156314), (1860, 78157)]