18105780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3919}}^1$

素因数の和:3949

約数の個数: 96

約数和(自身を含む): 63221760

約数和(自身を除く): 45115980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 3919, 4620, 7838, 11757, 15676, 19595, 23514, 27433, 39190, 43109, 47028, 54866, 58785, 78380, 82299, 86218, 109732, 117570, 129327, 137165, 164598, 172436, 215545, 235140, 258654, 274330, 301763, 329196, 411495, 431090, 517308, 548660, 603526, 646635, 822990, 862180, 905289, 1207052, 1293270, 1508815, 1645980, 1810578, 2586540, 3017630, 3621156, 4526445, 6035260, 9052890, 18105780]

約数ペア:

[(1, 18105780), (2, 9052890), (3, 6035260), (4, 4526445), (5, 3621156), (6, 3017630), (7, 2586540), (10, 1810578), (11, 1645980), (12, 1508815), (14, 1293270), (15, 1207052), (20, 905289), (21, 862180), (22, 822990), (28, 646635), (30, 603526), (33, 548660), (35, 517308), (42, 431090), (44, 411495), (55, 329196), (60, 301763), (66, 274330), (70, 258654), (77, 235140), (84, 215545), (105, 172436), (110, 164598), (132, 137165), (140, 129327), (154, 117570), (165, 109732), (210, 86218), (220, 82299), (231, 78380), (308, 58785), (330, 54866), (385, 47028), (420, 43109), (462, 39190), (660, 27433), (770, 23514), (924, 19595), (1155, 15676), (1540, 11757), (2310, 7838), (3919, 4620)]