266828220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{2633}}^1$

素因数の和:3211

約数の個数: 72

約数和(自身を含む): 811124496

約数和(自身を除く): 544296276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 563, 1126, 1689, 2252, 2633, 2815, 3378, 5067, 5266, 5630, 6756, 7899, 8445, 10134, 10532, 11260, 13165, 15798, 16890, 20268, 23697, 25335, 26330, 31596, 33780, 39495, 47394, 50670, 52660, 78990, 94788, 101340, 118485, 157980, 236970, 473940, 1482379, 2964758, 4447137, 5929516, 7411895, 8894274, 13341411, 14823790, 17788548, 22235685, 26682822, 29647580, 44471370, 53365644, 66707055, 88942740, 133414110, 266828220]

約数ペア:

[(1, 266828220), (2, 133414110), (3, 88942740), (4, 66707055), (5, 53365644), (6, 44471370), (9, 29647580), (10, 26682822), (12, 22235685), (15, 17788548), (18, 14823790), (20, 13341411), (30, 8894274), (36, 7411895), (45, 5929516), (60, 4447137), (90, 2964758), (180, 1482379), (563, 473940), (1126, 236970), (1689, 157980), (2252, 118485), (2633, 101340), (2815, 94788), (3378, 78990), (5067, 52660), (5266, 50670), (5630, 47394), (6756, 39495), (7899, 33780), (8445, 31596), (10134, 26330), (10532, 25335), (11260, 23697), (13165, 20268), (15798, 16890)]