779878680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{928427}}^1$

素因数の和:928448

約数の個数: 64

約数和(自身を含む): 2673872640

約数和(自身を除く): 1893993960

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, 840, 928427, 1856854, 2785281, 3713708, 4642135, 5570562, 6498989, 7427416, 9284270, 11141124, 12997978, 13926405, 18568540, 19496967, 22282248, 25995956, 27852810, 32494945, 37137080, 38993934, 51991912, 55705620, 64989890, 77987868, 97484835, 111411240, 129979780, 155975736, 194969670, 259959560, 389939340, 779878680]

約数ペア:

[(1, 779878680), (2, 389939340), (3, 259959560), (4, 194969670), (5, 155975736), (6, 129979780), (7, 111411240), (8, 97484835), (10, 77987868), (12, 64989890), (14, 55705620), (15, 51991912), (20, 38993934), (21, 37137080), (24, 32494945), (28, 27852810), (30, 25995956), (35, 22282248), (40, 19496967), (42, 18568540), (56, 13926405), (60, 12997978), (70, 11141124), (84, 9284270), (105, 7427416), (120, 6498989), (140, 5570562), (168, 4642135), (210, 3713708), (280, 2785281), (420, 1856854), (840, 928427)]