219942660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{523673}}^1$

素因数の和:523692

約数の個数: 48

約数和(自身を含む): 703817856

約数和(自身を除く): 483875196

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, 523673, 1047346, 1571019, 2094692, 2618365, 3142038, 3665711, 5236730, 6284076, 7331422, 7855095, 10473460, 10997133, 14662844, 15710190, 18328555, 21994266, 31420380, 36657110, 43988532, 54985665, 73314220, 109971330, 219942660]

約数ペア:

[(1, 219942660), (2, 109971330), (3, 73314220), (4, 54985665), (5, 43988532), (6, 36657110), (7, 31420380), (10, 21994266), (12, 18328555), (14, 15710190), (15, 14662844), (20, 10997133), (21, 10473460), (28, 7855095), (30, 7331422), (35, 6284076), (42, 5236730), (60, 3665711), (70, 3142038), (84, 2618365), (105, 2094692), (140, 1571019), (210, 1047346), (420, 523673)]