7720740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:801

約数の個数: 72

約数和(自身を含む): 23849280

約数和(自身を除く): 16128540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 727, 885, 1062, 1180, 1454, 1770, 2124, 2181, 2655, 2908, 3540, 3635, 4362, 5310, 6543, 7270, 8724, 10620, 10905, 13086, 14540, 21810, 26172, 32715, 42893, 43620, 65430, 85786, 128679, 130860, 171572, 214465, 257358, 386037, 428930, 514716, 643395, 772074, 857860, 1286790, 1544148, 1930185, 2573580, 3860370, 7720740]

約数ペア:

[(1, 7720740), (2, 3860370), (3, 2573580), (4, 1930185), (5, 1544148), (6, 1286790), (9, 857860), (10, 772074), (12, 643395), (15, 514716), (18, 428930), (20, 386037), (30, 257358), (36, 214465), (45, 171572), (59, 130860), (60, 128679), (90, 85786), (118, 65430), (177, 43620), (180, 42893), (236, 32715), (295, 26172), (354, 21810), (531, 14540), (590, 13086), (708, 10905), (727, 10620), (885, 8724), (1062, 7270), (1180, 6543), (1454, 5310), (1770, 4362), (2124, 3635), (2181, 3540), (2655, 2908)]