78919860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{14779}}^1$

素因数の和:14880

約数の個数: 48

約数和(自身を含む): 223473600

約数和(自身を除く): 144553740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 14779, 29558, 44337, 59116, 73895, 88674, 147790, 177348, 221685, 295580, 443370, 886740, 1315331, 2630662, 3945993, 5261324, 6576655, 7891986, 13153310, 15783972, 19729965, 26306620, 39459930, 78919860]

約数ペア:

[(1, 78919860), (2, 39459930), (3, 26306620), (4, 19729965), (5, 15783972), (6, 13153310), (10, 7891986), (12, 6576655), (15, 5261324), (20, 3945993), (30, 2630662), (60, 1315331), (89, 886740), (178, 443370), (267, 295580), (356, 221685), (445, 177348), (534, 147790), (890, 88674), (1068, 73895), (1335, 59116), (1780, 44337), (2670, 29558), (5340, 14779)]