220807584

素因数分解:

$2^5\times 3^2\times {\mathrm{769}}^1\times {\mathrm{997}}^1$

素因数の和:1782

約数の個数: 72

約数和(自身を含む): 629368740

約数和(自身を除く): 408561156

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 769, 997, 1538, 1994, 2307, 2991, 3076, 3988, 4614, 5982, 6152, 6921, 7976, 8973, 9228, 11964, 12304, 13842, 15952, 17946, 18456, 23928, 24608, 27684, 31904, 35892, 36912, 47856, 55368, 71784, 73824, 95712, 110736, 143568, 221472, 287136, 766693, 1533386, 2300079, 3066772, 4600158, 6133544, 6900237, 9200316, 12267088, 13800474, 18400632, 24534176, 27600948, 36801264, 55201896, 73602528, 110403792, 220807584]

約数ペア:

[(1, 220807584), (2, 110403792), (3, 73602528), (4, 55201896), (6, 36801264), (8, 27600948), (9, 24534176), (12, 18400632), (16, 13800474), (18, 12267088), (24, 9200316), (32, 6900237), (36, 6133544), (48, 4600158), (72, 3066772), (96, 2300079), (144, 1533386), (288, 766693), (769, 287136), (997, 221472), (1538, 143568), (1994, 110736), (2307, 95712), (2991, 73824), (3076, 71784), (3988, 55368), (4614, 47856), (5982, 36912), (6152, 35892), (6921, 31904), (7976, 27684), (8973, 24608), (9228, 23928), (11964, 18456), (12304, 17946), (13842, 15952)]