74820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 221760

約数和(自身を除く): 146940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 43, 58, 60, 86, 87, 116, 129, 145, 172, 174, 215, 258, 290, 348, 430, 435, 516, 580, 645, 860, 870, 1247, 1290, 1740, 2494, 2580, 3741, 4988, 6235, 7482, 12470, 14964, 18705, 24940, 37410, 74820]

約数ペア:

[(1, 74820), (2, 37410), (3, 24940), (4, 18705), (5, 14964), (6, 12470), (10, 7482), (12, 6235), (15, 4988), (20, 3741), (29, 2580), (30, 2494), (43, 1740), (58, 1290), (60, 1247), (86, 870), (87, 860), (116, 645), (129, 580), (145, 516), (172, 435), (174, 430), (215, 348), (258, 290)]