679560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{809}}^1$

素因数の和:830

約数の個数: 64

約数和(自身を含む): 2332800

約数和(自身を除く): 1653240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 809, 840, 1618, 2427, 3236, 4045, 4854, 5663, 6472, 8090, 9708, 11326, 12135, 16180, 16989, 19416, 22652, 24270, 28315, 32360, 33978, 45304, 48540, 56630, 67956, 84945, 97080, 113260, 135912, 169890, 226520, 339780, 679560]

約数ペア:

[(1, 679560), (2, 339780), (3, 226520), (4, 169890), (5, 135912), (6, 113260), (7, 97080), (8, 84945), (10, 67956), (12, 56630), (14, 48540), (15, 45304), (20, 33978), (21, 32360), (24, 28315), (28, 24270), (30, 22652), (35, 19416), (40, 16989), (42, 16180), (56, 12135), (60, 11326), (70, 9708), (84, 8090), (105, 6472), (120, 5663), (140, 4854), (168, 4045), (210, 3236), (280, 2427), (420, 1618), (809, 840)]