138229620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{74317}}^1$

素因数の和:74360

約数の個数: 48

約数和(自身を含む): 399533568

約数和(自身を除く): 261303948

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, 74317, 148634, 222951, 297268, 371585, 445902, 743170, 891804, 1114755, 1486340, 2229510, 2303827, 4459020, 4607654, 6911481, 9215308, 11519135, 13822962, 23038270, 27645924, 34557405, 46076540, 69114810, 138229620]

約数ペア:

[(1, 138229620), (2, 69114810), (3, 46076540), (4, 34557405), (5, 27645924), (6, 23038270), (10, 13822962), (12, 11519135), (15, 9215308), (20, 6911481), (30, 4607654), (31, 4459020), (60, 2303827), (62, 2229510), (93, 1486340), (124, 1114755), (155, 891804), (186, 743170), (310, 445902), (372, 371585), (465, 297268), (620, 222951), (930, 148634), (1860, 74317)]