290808570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17341}}^1$

素因数の和:17407

約数の個数: 64

約数和(自身を含む): 769152384

約数和(自身を除く): 478343814

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1118, 1290, 1677, 2795, 3354, 5590, 8385, 16770, 17341, 34682, 52023, 86705, 104046, 173410, 225433, 260115, 450866, 520230, 676299, 745663, 1127165, 1352598, 1491326, 2236989, 2254330, 3381495, 3728315, 4473978, 6762990, 7456630, 9693619, 11184945, 19387238, 22369890, 29080857, 48468095, 58161714, 96936190, 145404285, 290808570]

約数ペア:

[(1, 290808570), (2, 145404285), (3, 96936190), (5, 58161714), (6, 48468095), (10, 29080857), (13, 22369890), (15, 19387238), (26, 11184945), (30, 9693619), (39, 7456630), (43, 6762990), (65, 4473978), (78, 3728315), (86, 3381495), (129, 2254330), (130, 2236989), (195, 1491326), (215, 1352598), (258, 1127165), (390, 745663), (430, 676299), (559, 520230), (645, 450866), (1118, 260115), (1290, 225433), (1677, 173410), (2795, 104046), (3354, 86705), (5590, 52023), (8385, 34682), (16770, 17341)]