181657140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{701}}^1$

素因数の和:1337

約数の個数: 96

約数和(自身を含む): 583075584

約数和(自身を除く): 401418444

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, 617, 701, 1234, 1402, 1851, 2103, 2468, 2804, 3085, 3505, 3702, 4206, 4319, 4907, 6170, 7010, 7404, 8412, 8638, 9255, 9814, 10515, 12340, 12957, 14020, 14721, 17276, 18510, 19628, 21030, 21595, 24535, 25914, 29442, 37020, 42060, 43190, 49070, 51828, 58884, 64785, 73605, 86380, 98140, 129570, 147210, 259140, 294420, 432517, 865034, 1297551, 1730068, 2162585, 2595102, 3027619, 4325170, 5190204, 6055238, 6487755, 8650340, 9082857, 12110476, 12975510, 15138095, 18165714, 25951020, 30276190, 36331428, 45414285, 60552380, 90828570, 181657140]

約数ペア:

[(1, 181657140), (2, 90828570), (3, 60552380), (4, 45414285), (5, 36331428), (6, 30276190), (7, 25951020), (10, 18165714), (12, 15138095), (14, 12975510), (15, 12110476), (20, 9082857), (21, 8650340), (28, 6487755), (30, 6055238), (35, 5190204), (42, 4325170), (60, 3027619), (70, 2595102), (84, 2162585), (105, 1730068), (140, 1297551), (210, 865034), (420, 432517), (617, 294420), (701, 259140), (1234, 147210), (1402, 129570), (1851, 98140), (2103, 86380), (2468, 73605), (2804, 64785), (3085, 58884), (3505, 51828), (3702, 49070), (4206, 43190), (4319, 42060), (4907, 37020), (6170, 29442), (7010, 25914), (7404, 24535), (8412, 21595), (8638, 21030), (9255, 19628), (9814, 18510), (10515, 17276), (12340, 14721), (12957, 14020)]