15661415940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{261023599}}^1$

素因数の和:261023611

約数の個数: 24

約数和(自身を含む): 43851964800

約数和(自身を除く): 28190548860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 261023599, 522047198, 783070797, 1044094396, 1305117995, 1566141594, 2610235990, 3132283188, 3915353985, 5220471980, 7830707970, 15661415940]

約数ペア:

[(1, 15661415940), (2, 7830707970), (3, 5220471980), (4, 3915353985), (5, 3132283188), (6, 2610235990), (10, 1566141594), (12, 1305117995), (15, 1044094396), (20, 783070797), (30, 522047198), (60, 261023599)]