378038220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{900091}}^1$

素因数の和:900110

約数の個数: 48

約数和(自身を含む): 1209723648

約数和(自身を除く): 831685428

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, 900091, 1800182, 2700273, 3600364, 4500455, 5400546, 6300637, 9000910, 10801092, 12601274, 13501365, 18001820, 18901911, 25202548, 27002730, 31503185, 37803822, 54005460, 63006370, 75607644, 94509555, 126012740, 189019110, 378038220]

約数ペア:

[(1, 378038220), (2, 189019110), (3, 126012740), (4, 94509555), (5, 75607644), (6, 63006370), (7, 54005460), (10, 37803822), (12, 31503185), (14, 27002730), (15, 25202548), (20, 18901911), (21, 18001820), (28, 13501365), (30, 12601274), (35, 10801092), (42, 9000910), (60, 6300637), (70, 5400546), (84, 4500455), (105, 3600364), (140, 2700273), (210, 1800182), (420, 900091)]