406341540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{205223}}^1$

素因数の和:205249

約数の個数: 72

約数和(自身を含む): 1344627648

約数和(自身を除く): 938286108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 205223, 410446, 615669, 820892, 1026115, 1231338, 1847007, 2052230, 2257453, 2462676, 3078345, 3694014, 4104460, 4514906, 6156690, 6772359, 7388028, 9029812, 9235035, 11287265, 12313380, 13544718, 18470070, 20317077, 22574530, 27089436, 33861795, 36940140, 40634154, 45149060, 67723590, 81268308, 101585385, 135447180, 203170770, 406341540]

約数ペア:

[(1, 406341540), (2, 203170770), (3, 135447180), (4, 101585385), (5, 81268308), (6, 67723590), (9, 45149060), (10, 40634154), (11, 36940140), (12, 33861795), (15, 27089436), (18, 22574530), (20, 20317077), (22, 18470070), (30, 13544718), (33, 12313380), (36, 11287265), (44, 9235035), (45, 9029812), (55, 7388028), (60, 6772359), (66, 6156690), (90, 4514906), (99, 4104460), (110, 3694014), (132, 3078345), (165, 2462676), (180, 2257453), (198, 2052230), (220, 1847007), (330, 1231338), (396, 1026115), (495, 820892), (660, 615669), (990, 410446), (1980, 205223)]