80720244

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4337}}^1$

素因数の和:4405

約数の個数: 72

約数和(自身を含む): 227380608

約数和(自身を除く): 146660364

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 47, 66, 94, 99, 132, 141, 188, 198, 282, 396, 423, 517, 564, 846, 1034, 1551, 1692, 2068, 3102, 4337, 4653, 6204, 8674, 9306, 13011, 17348, 18612, 26022, 39033, 47707, 52044, 78066, 95414, 143121, 156132, 190828, 203839, 286242, 407678, 429363, 572484, 611517, 815356, 858726, 1223034, 1717452, 1834551, 2242229, 2446068, 3669102, 4484458, 6726687, 7338204, 8968916, 13453374, 20180061, 26906748, 40360122, 80720244]

約数ペア:

[(1, 80720244), (2, 40360122), (3, 26906748), (4, 20180061), (6, 13453374), (9, 8968916), (11, 7338204), (12, 6726687), (18, 4484458), (22, 3669102), (33, 2446068), (36, 2242229), (44, 1834551), (47, 1717452), (66, 1223034), (94, 858726), (99, 815356), (132, 611517), (141, 572484), (188, 429363), (198, 407678), (282, 286242), (396, 203839), (423, 190828), (517, 156132), (564, 143121), (846, 95414), (1034, 78066), (1551, 52044), (1692, 47707), (2068, 39033), (3102, 26022), (4337, 18612), (4653, 17348), (6204, 13011), (8674, 9306)]