68940240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{287251}}^1$

素因数の和:287267

約数の個数: 40

約数和(自身を含む): 213715488

約数和(自身を除く): 144775248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 287251, 574502, 861753, 1149004, 1436255, 1723506, 2298008, 2872510, 3447012, 4308765, 4596016, 5745020, 6894024, 8617530, 11490040, 13788048, 17235060, 22980080, 34470120, 68940240]

約数ペア:

[(1, 68940240), (2, 34470120), (3, 22980080), (4, 17235060), (5, 13788048), (6, 11490040), (8, 8617530), (10, 6894024), (12, 5745020), (15, 4596016), (16, 4308765), (20, 3447012), (24, 2872510), (30, 2298008), (40, 1723506), (48, 1436255), (60, 1149004), (80, 861753), (120, 574502), (240, 287251)]