149278560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{310997}}^1$

素因数の和:311015

約数の個数: 48

約数和(自身を含む): 470228976

約数和(自身を除く): 320950416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 310997, 621994, 932991, 1243988, 1554985, 1865982, 2487976, 3109970, 3731964, 4664955, 4975952, 6219940, 7463928, 9329910, 9951904, 12439880, 14927856, 18659820, 24879760, 29855712, 37319640, 49759520, 74639280, 149278560]

約数ペア:

[(1, 149278560), (2, 74639280), (3, 49759520), (4, 37319640), (5, 29855712), (6, 24879760), (8, 18659820), (10, 14927856), (12, 12439880), (15, 9951904), (16, 9329910), (20, 7463928), (24, 6219940), (30, 4975952), (32, 4664955), (40, 3731964), (48, 3109970), (60, 2487976), (80, 1865982), (96, 1554985), (120, 1243988), (160, 932991), (240, 621994), (480, 310997)]