156915710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{16127}}^1$

素因数の和:16280

約数の個数: 32

約数和(自身を含む): 325140480

約数和(自身を除く): 168224770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730, 16127, 32254, 80635, 112889, 161270, 225778, 564445, 1128890, 2241653, 4483306, 11208265, 15691571, 22416530, 31383142, 78457855, 156915710]

約数ペア:

[(1, 156915710), (2, 78457855), (5, 31383142), (7, 22416530), (10, 15691571), (14, 11208265), (35, 4483306), (70, 2241653), (139, 1128890), (278, 564445), (695, 225778), (973, 161270), (1390, 112889), (1946, 80635), (4865, 32254), (9730, 16127)]