79804810620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{850979}}^1$

素因数の和:851515

約数の個数: 72

約数和(自身を含む): 242539511760

約数和(自身を除く): 162734701140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 521, 1042, 1563, 2084, 2605, 3126, 4689, 5210, 6252, 7815, 9378, 10420, 15630, 18756, 23445, 31260, 46890, 93780, 850979, 1701958, 2552937, 3403916, 4254895, 5105874, 7658811, 8509790, 10211748, 12764685, 15317622, 17019580, 25529370, 30635244, 38294055, 51058740, 76588110, 153176220, 443360059, 886720118, 1330080177, 1773440236, 2216800295, 2660160354, 3990240531, 4433600590, 5320320708, 6650400885, 7980481062, 8867201180, 13300801770, 15960962124, 19951202655, 26601603540, 39902405310, 79804810620]

約数ペア:

[(1, 79804810620), (2, 39902405310), (3, 26601603540), (4, 19951202655), (5, 15960962124), (6, 13300801770), (9, 8867201180), (10, 7980481062), (12, 6650400885), (15, 5320320708), (18, 4433600590), (20, 3990240531), (30, 2660160354), (36, 2216800295), (45, 1773440236), (60, 1330080177), (90, 886720118), (180, 443360059), (521, 153176220), (1042, 76588110), (1563, 51058740), (2084, 38294055), (2605, 30635244), (3126, 25529370), (4689, 17019580), (5210, 15317622), (6252, 12764685), (7815, 10211748), (9378, 8509790), (10420, 7658811), (15630, 5105874), (18756, 4254895), (23445, 3403916), (31260, 2552937), (46890, 1701958), (93780, 850979)]