308567140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{51257}}^1$

素因数の和:51316

約数の個数: 48

約数和(自身を含む): 757798272

約数和(自身を除く): 449231132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 51257, 102514, 205028, 256285, 358799, 512570, 717598, 1025140, 1435196, 1793995, 2204051, 3587990, 4408102, 7175980, 8816204, 11020255, 15428357, 22040510, 30856714, 44081020, 61713428, 77141785, 154283570, 308567140]

約数ペア:

[(1, 308567140), (2, 154283570), (4, 77141785), (5, 61713428), (7, 44081020), (10, 30856714), (14, 22040510), (20, 15428357), (28, 11020255), (35, 8816204), (43, 7175980), (70, 4408102), (86, 3587990), (140, 2204051), (172, 1793995), (215, 1435196), (301, 1025140), (430, 717598), (602, 512570), (860, 358799), (1204, 256285), (1505, 205028), (3010, 102514), (6020, 51257)]