195394620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{19979}}^1$

素因数の和:20154

約数の個数: 48

約数和(自身を含む): 550488960

約数和(自身を除く): 355094340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 9780, 19979, 39958, 59937, 79916, 99895, 119874, 199790, 239748, 299685, 399580, 599370, 1198740, 3256577, 6513154, 9769731, 13026308, 16282885, 19539462, 32565770, 39078924, 48848655, 65131540, 97697310, 195394620]

約数ペア:

[(1, 195394620), (2, 97697310), (3, 65131540), (4, 48848655), (5, 39078924), (6, 32565770), (10, 19539462), (12, 16282885), (15, 13026308), (20, 9769731), (30, 6513154), (60, 3256577), (163, 1198740), (326, 599370), (489, 399580), (652, 299685), (815, 239748), (978, 199790), (1630, 119874), (1956, 99895), (2445, 79916), (3260, 59937), (4890, 39958), (9780, 19979)]