247310310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{2039}}^1$

素因数の和:2373

約数の個数: 64

約数和(自身を含む): 641571840

約数和(自身を除く): 394261530

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 311, 390, 622, 933, 1555, 1866, 2039, 3110, 4043, 4078, 4665, 6117, 8086, 9330, 10195, 12129, 12234, 20215, 20390, 24258, 26507, 30585, 40430, 53014, 60645, 61170, 79521, 121290, 132535, 159042, 265070, 397605, 634129, 795210, 1268258, 1902387, 3170645, 3804774, 6341290, 8243677, 9511935, 16487354, 19023870, 24731031, 41218385, 49462062, 82436770, 123655155, 247310310]

約数ペア:

[(1, 247310310), (2, 123655155), (3, 82436770), (5, 49462062), (6, 41218385), (10, 24731031), (13, 19023870), (15, 16487354), (26, 9511935), (30, 8243677), (39, 6341290), (65, 3804774), (78, 3170645), (130, 1902387), (195, 1268258), (311, 795210), (390, 634129), (622, 397605), (933, 265070), (1555, 159042), (1866, 132535), (2039, 121290), (3110, 79521), (4043, 61170), (4078, 60645), (4665, 53014), (6117, 40430), (8086, 30585), (9330, 26507), (10195, 24258), (12129, 20390), (12234, 20215)]