665221380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{107641}}^1$

素因数の和:107756

約数の個数: 48

約数和(自身を含む): 1880721024

約数和(自身を除く): 1215499644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 107641, 215282, 322923, 430564, 538205, 645846, 1076410, 1291692, 1614615, 2152820, 3229230, 6458460, 11087023, 22174046, 33261069, 44348092, 55435115, 66522138, 110870230, 133044276, 166305345, 221740460, 332610690, 665221380]

約数ペア:

[(1, 665221380), (2, 332610690), (3, 221740460), (4, 166305345), (5, 133044276), (6, 110870230), (10, 66522138), (12, 55435115), (15, 44348092), (20, 33261069), (30, 22174046), (60, 11087023), (103, 6458460), (206, 3229230), (309, 2152820), (412, 1614615), (515, 1291692), (618, 1076410), (1030, 645846), (1236, 538205), (1545, 430564), (2060, 322923), (3090, 215282), (6180, 107641)]