68000520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{80953}}^1$

素因数の和:80974

約数の個数: 64

約数和(自身を含む): 233147520

約数和(自身を除く): 165147000

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, 80953, 161906, 242859, 323812, 404765, 485718, 566671, 647624, 809530, 971436, 1133342, 1214295, 1619060, 1700013, 1942872, 2266684, 2428590, 2833355, 3238120, 3400026, 4533368, 4857180, 5666710, 6800052, 8500065, 9714360, 11333420, 13600104, 17000130, 22666840, 34000260, 68000520]

約数ペア:

[(1, 68000520), (2, 34000260), (3, 22666840), (4, 17000130), (5, 13600104), (6, 11333420), (7, 9714360), (8, 8500065), (10, 6800052), (12, 5666710), (14, 4857180), (15, 4533368), (20, 3400026), (21, 3238120), (24, 2833355), (28, 2428590), (30, 2266684), (35, 1942872), (40, 1700013), (42, 1619060), (56, 1214295), (60, 1133342), (70, 971436), (84, 809530), (105, 647624), (120, 566671), (140, 485718), (168, 404765), (210, 323812), (280, 242859), (420, 161906), (840, 80953)]