130918620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{311711}}^1$

素因数の和:311730

約数の個数: 48

約数和(自身を含む): 418940928

約数和(自身を除く): 288022308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 311711, 623422, 935133, 1246844, 1558555, 1870266, 2181977, 3117110, 3740532, 4363954, 4675665, 6234220, 6545931, 8727908, 9351330, 10909885, 13091862, 18702660, 21819770, 26183724, 32729655, 43639540, 65459310, 130918620]

約数ペア:

[(1, 130918620), (2, 65459310), (3, 43639540), (4, 32729655), (5, 26183724), (6, 21819770), (7, 18702660), (10, 13091862), (12, 10909885), (14, 9351330), (15, 8727908), (20, 6545931), (21, 6234220), (28, 4675665), (30, 4363954), (35, 3740532), (42, 3117110), (60, 2181977), (70, 1870266), (84, 1558555), (105, 1246844), (140, 935133), (210, 623422), (420, 311711)]