156241240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{126001}}^1$

素因数の和:126043

約数の個数: 32

約数和(自身を含む): 362885760

約数和(自身を除く): 206644520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 126001, 252002, 504004, 630005, 1008008, 1260010, 2520020, 3906031, 5040040, 7812062, 15624124, 19530155, 31248248, 39060310, 78120620, 156241240]

約数ペア:

[(1, 156241240), (2, 78120620), (4, 39060310), (5, 31248248), (8, 19530155), (10, 15624124), (20, 7812062), (31, 5040040), (40, 3906031), (62, 2520020), (124, 1260010), (155, 1008008), (248, 630005), (310, 504004), (620, 252002), (1240, 126001)]