100920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^2$

素因数の和:72

約数の個数: 48

約数和(自身を含む): 313560

約数和(自身を除く): 212640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 841, 870, 1160, 1682, 1740, 2523, 3364, 3480, 4205, 5046, 6728, 8410, 10092, 12615, 16820, 20184, 25230, 33640, 50460, 100920]

約数ペア:

[(1, 100920), (2, 50460), (3, 33640), (4, 25230), (5, 20184), (6, 16820), (8, 12615), (10, 10092), (12, 8410), (15, 6728), (20, 5046), (24, 4205), (29, 3480), (30, 3364), (40, 2523), (58, 1740), (60, 1682), (87, 1160), (116, 870), (120, 841), (145, 696), (174, 580), (232, 435), (290, 348)]