215275130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{1217}}^1$

素因数の和:1276

約数の個数: 72

約数和(自身を含む): 476123508

約数和(自身を除く): 260848378

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 361, 490, 665, 722, 931, 1217, 1330, 1805, 1862, 2434, 2527, 3610, 4655, 5054, 6085, 8519, 9310, 12170, 12635, 17038, 17689, 23123, 25270, 35378, 42595, 46246, 59633, 85190, 88445, 115615, 119266, 161861, 176890, 231230, 298165, 323722, 439337, 596330, 809305, 878674, 1133027, 1618610, 2196685, 2266054, 3075359, 4393370, 5665135, 6150718, 11330270, 15376795, 21527513, 30753590, 43055026, 107637565, 215275130]

約数ペア:

[(1, 215275130), (2, 107637565), (5, 43055026), (7, 30753590), (10, 21527513), (14, 15376795), (19, 11330270), (35, 6150718), (38, 5665135), (49, 4393370), (70, 3075359), (95, 2266054), (98, 2196685), (133, 1618610), (190, 1133027), (245, 878674), (266, 809305), (361, 596330), (490, 439337), (665, 323722), (722, 298165), (931, 231230), (1217, 176890), (1330, 161861), (1805, 119266), (1862, 115615), (2434, 88445), (2527, 85190), (3610, 59633), (4655, 46246), (5054, 42595), (6085, 35378), (8519, 25270), (9310, 23123), (12170, 17689), (12635, 17038)]