247799280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1032497}}^1$

素因数の和:1032513

約数の個数: 40

約数和(自身を含む): 768178512

約数和(自身を除く): 520379232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1032497, 2064994, 3097491, 4129988, 5162485, 6194982, 8259976, 10324970, 12389964, 15487455, 16519952, 20649940, 24779928, 30974910, 41299880, 49559856, 61949820, 82599760, 123899640, 247799280]

約数ペア:

[(1, 247799280), (2, 123899640), (3, 82599760), (4, 61949820), (5, 49559856), (6, 41299880), (8, 30974910), (10, 24779928), (12, 20649940), (15, 16519952), (16, 15487455), (20, 12389964), (24, 10324970), (30, 8259976), (40, 6194982), (48, 5162485), (60, 4129988), (80, 3097491), (120, 2064994), (240, 1032497)]