218670540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331319}}^1$

素因数の和:331342

約数の個数: 48

約数和(自身を含む): 667941120

約数和(自身を除く): 449270580

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 331319, 662638, 993957, 1325276, 1656595, 1987914, 3313190, 3644509, 3975828, 4969785, 6626380, 7289018, 9939570, 10933527, 14578036, 18222545, 19879140, 21867054, 36445090, 43734108, 54667635, 72890180, 109335270, 218670540]

約数ペア:

[(1, 218670540), (2, 109335270), (3, 72890180), (4, 54667635), (5, 43734108), (6, 36445090), (10, 21867054), (11, 19879140), (12, 18222545), (15, 14578036), (20, 10933527), (22, 9939570), (30, 7289018), (33, 6626380), (44, 4969785), (55, 3975828), (60, 3644509), (66, 3313190), (110, 1987914), (132, 1656595), (165, 1325276), (220, 993957), (330, 662638), (660, 331319)]