139305780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1747}}^1$

素因数の和:2205

約数の個数: 72

約数和(自身を含む): 423757152

約数和(自身を除く): 284451372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 443, 886, 1329, 1747, 1772, 2215, 2658, 3494, 3987, 4430, 5241, 5316, 6645, 6988, 7974, 8735, 8860, 10482, 13290, 15723, 15948, 17470, 19935, 20964, 26205, 26580, 31446, 34940, 39870, 52410, 62892, 78615, 79740, 104820, 157230, 314460, 773921, 1547842, 2321763, 3095684, 3869605, 4643526, 6965289, 7739210, 9287052, 11608815, 13930578, 15478420, 23217630, 27861156, 34826445, 46435260, 69652890, 139305780]

約数ペア:

[(1, 139305780), (2, 69652890), (3, 46435260), (4, 34826445), (5, 27861156), (6, 23217630), (9, 15478420), (10, 13930578), (12, 11608815), (15, 9287052), (18, 7739210), (20, 6965289), (30, 4643526), (36, 3869605), (45, 3095684), (60, 2321763), (90, 1547842), (180, 773921), (443, 314460), (886, 157230), (1329, 104820), (1747, 79740), (1772, 78615), (2215, 62892), (2658, 52410), (3494, 39870), (3987, 34940), (4430, 31446), (5241, 26580), (5316, 26205), (6645, 20964), (6988, 19935), (7974, 17470), (8735, 15948), (8860, 15723), (10482, 13290)]