717264940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{17021}}^1$

素因数の和:17087

約数の個数: 72

約数和(自身を含む): 1793029392

約数和(自身を除く): 1075764452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 6020, 8428, 10535, 17021, 21070, 34042, 42140, 68084, 85105, 119147, 170210, 238294, 340420, 476588, 595735, 731903, 834029, 1191470, 1463806, 1668058, 2382940, 2927612, 3336116, 3659515, 4170145, 5123321, 7319030, 8340290, 10246642, 14638060, 16680580, 20493284, 25616605, 35863247, 51233210, 71726494, 102466420, 143452988, 179316235, 358632470, 717264940]

約数ペア:

[(1, 717264940), (2, 358632470), (4, 179316235), (5, 143452988), (7, 102466420), (10, 71726494), (14, 51233210), (20, 35863247), (28, 25616605), (35, 20493284), (43, 16680580), (49, 14638060), (70, 10246642), (86, 8340290), (98, 7319030), (140, 5123321), (172, 4170145), (196, 3659515), (215, 3336116), (245, 2927612), (301, 2382940), (430, 1668058), (490, 1463806), (602, 1191470), (860, 834029), (980, 731903), (1204, 595735), (1505, 476588), (2107, 340420), (3010, 238294), (4214, 170210), (6020, 119147), (8428, 85105), (10535, 68084), (17021, 42140), (21070, 34042)]