80846460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4447}}^1$

素因数の和:4563

約数の個数: 72

約数和(自身を含む): 247718016

約数和(自身を除く): 166871556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4447, 4545, 6060, 8894, 9090, 13341, 17788, 18180, 22235, 26682, 40023, 44470, 53364, 66705, 80046, 88940, 133410, 160092, 200115, 266820, 400230, 449147, 800460, 898294, 1347441, 1796588, 2245735, 2694882, 4042323, 4491470, 5389764, 6737205, 8084646, 8982940, 13474410, 16169292, 20211615, 26948820, 40423230, 80846460]

約数ペア:

[(1, 80846460), (2, 40423230), (3, 26948820), (4, 20211615), (5, 16169292), (6, 13474410), (9, 8982940), (10, 8084646), (12, 6737205), (15, 5389764), (18, 4491470), (20, 4042323), (30, 2694882), (36, 2245735), (45, 1796588), (60, 1347441), (90, 898294), (101, 800460), (180, 449147), (202, 400230), (303, 266820), (404, 200115), (505, 160092), (606, 133410), (909, 88940), (1010, 80046), (1212, 66705), (1515, 53364), (1818, 44470), (2020, 40023), (3030, 26682), (3636, 22235), (4447, 18180), (4545, 17788), (6060, 13341), (8894, 9090)]