12789180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{313}}^1$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 39089232

約数和(自身を除く): 26300052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 313, 454, 626, 681, 908, 939, 1135, 1252, 1362, 1565, 1878, 2043, 2270, 2724, 2817, 3130, 3405, 3756, 4086, 4540, 4695, 5634, 6260, 6810, 8172, 9390, 10215, 11268, 13620, 14085, 18780, 20430, 28170, 40860, 56340, 71051, 142102, 213153, 284204, 355255, 426306, 639459, 710510, 852612, 1065765, 1278918, 1421020, 2131530, 2557836, 3197295, 4263060, 6394590, 12789180]

約数ペア:

[(1, 12789180), (2, 6394590), (3, 4263060), (4, 3197295), (5, 2557836), (6, 2131530), (9, 1421020), (10, 1278918), (12, 1065765), (15, 852612), (18, 710510), (20, 639459), (30, 426306), (36, 355255), (45, 284204), (60, 213153), (90, 142102), (180, 71051), (227, 56340), (313, 40860), (454, 28170), (626, 20430), (681, 18780), (908, 14085), (939, 13620), (1135, 11268), (1252, 10215), (1362, 9390), (1565, 8172), (1878, 6810), (2043, 6260), (2270, 5634), (2724, 4695), (2817, 4540), (3130, 4086), (3405, 3756)]