27720721770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{2957}}^1\times {\mathrm{44641}}^1$

素因数の和:47615

約数の個数: 64

約数和(自身を含む): 76061396736

約数和(自身を除く): 48340674966

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 2957, 5914, 8871, 14785, 17742, 20699, 29570, 41398, 44355, 44641, 62097, 88710, 89282, 103495, 124194, 133923, 206990, 223205, 267846, 310485, 312487, 446410, 620970, 624974, 669615, 937461, 1339230, 1562435, 1874922, 3124870, 4687305, 9374610, 132003437, 264006874, 396010311, 660017185, 792020622, 924024059, 1320034370, 1848048118, 1980051555, 2772072177, 3960103110, 4620120295, 5544144354, 9240240590, 13860360885, 27720721770]

約数ペア:

[(1, 27720721770), (2, 13860360885), (3, 9240240590), (5, 5544144354), (6, 4620120295), (7, 3960103110), (10, 2772072177), (14, 1980051555), (15, 1848048118), (21, 1320034370), (30, 924024059), (35, 792020622), (42, 660017185), (70, 396010311), (105, 264006874), (210, 132003437), (2957, 9374610), (5914, 4687305), (8871, 3124870), (14785, 1874922), (17742, 1562435), (20699, 1339230), (29570, 937461), (41398, 669615), (44355, 624974), (44641, 620970), (62097, 446410), (88710, 312487), (89282, 310485), (103495, 267846), (124194, 223205), (133923, 206990)]