278877120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{290497}}^1$

素因数の和:290517

約数の個数: 56

約数和(自身を含む): 885437904

約数和(自身を除く): 606560784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 290497, 580994, 871491, 1161988, 1452485, 1742982, 2323976, 2904970, 3485964, 4357455, 4647952, 5809940, 6971928, 8714910, 9295904, 11619880, 13943856, 17429820, 18591808, 23239760, 27887712, 34859640, 46479520, 55775424, 69719280, 92959040, 139438560, 278877120]

約数ペア:

[(1, 278877120), (2, 139438560), (3, 92959040), (4, 69719280), (5, 55775424), (6, 46479520), (8, 34859640), (10, 27887712), (12, 23239760), (15, 18591808), (16, 17429820), (20, 13943856), (24, 11619880), (30, 9295904), (32, 8714910), (40, 6971928), (48, 5809940), (60, 4647952), (64, 4357455), (80, 3485964), (96, 2904970), (120, 2323976), (160, 1742982), (192, 1452485), (240, 1161988), (320, 871491), (480, 580994), (960, 290497)]