309784090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{13873}}^1$

素因数の和:13927

約数の個数: 64

約数和(自身を含む): 719228160

約数和(自身を除く): 409444070

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 110, 145, 154, 203, 290, 319, 385, 406, 638, 770, 1015, 1595, 2030, 2233, 3190, 4466, 11165, 13873, 22330, 27746, 69365, 97111, 138730, 152603, 194222, 305206, 402317, 485555, 763015, 804634, 971110, 1068221, 1526030, 2011585, 2136442, 2816219, 4023170, 4425487, 5341105, 5632438, 8850974, 10682210, 14081095, 22127435, 28162190, 30978409, 44254870, 61956818, 154892045, 309784090]

約数ペア:

[(1, 309784090), (2, 154892045), (5, 61956818), (7, 44254870), (10, 30978409), (11, 28162190), (14, 22127435), (22, 14081095), (29, 10682210), (35, 8850974), (55, 5632438), (58, 5341105), (70, 4425487), (77, 4023170), (110, 2816219), (145, 2136442), (154, 2011585), (203, 1526030), (290, 1068221), (319, 971110), (385, 804634), (406, 763015), (638, 485555), (770, 402317), (1015, 305206), (1595, 194222), (2030, 152603), (2233, 138730), (3190, 97111), (4466, 69365), (11165, 27746), (13873, 22330)]