257850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{191}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 714240

約数和(自身を除く): 456390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 191, 225, 270, 382, 450, 573, 675, 955, 1146, 1350, 1719, 1910, 2865, 3438, 4775, 5157, 5730, 8595, 9550, 10314, 14325, 17190, 25785, 28650, 42975, 51570, 85950, 128925, 257850]

約数ペア:

[(1, 257850), (2, 128925), (3, 85950), (5, 51570), (6, 42975), (9, 28650), (10, 25785), (15, 17190), (18, 14325), (25, 10314), (27, 9550), (30, 8595), (45, 5730), (50, 5157), (54, 4775), (75, 3438), (90, 2865), (135, 1910), (150, 1719), (191, 1350), (225, 1146), (270, 955), (382, 675), (450, 573)]