490720500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{109049}}^1$

素因数の和:109074

約数の個数: 72

約数和(自身を含む): 1548073800

約数和(自身を除く): 1057353300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 109049, 218098, 327147, 436196, 545245, 654294, 981441, 1090490, 1308588, 1635735, 1962882, 2180980, 2726225, 3271470, 3925764, 4907205, 5452450, 6542940, 8178675, 9814410, 10904900, 13631125, 16357350, 19628820, 24536025, 27262250, 32714700, 40893375, 49072050, 54524500, 81786750, 98144100, 122680125, 163573500, 245360250, 490720500]

約数ペア:

[(1, 490720500), (2, 245360250), (3, 163573500), (4, 122680125), (5, 98144100), (6, 81786750), (9, 54524500), (10, 49072050), (12, 40893375), (15, 32714700), (18, 27262250), (20, 24536025), (25, 19628820), (30, 16357350), (36, 13631125), (45, 10904900), (50, 9814410), (60, 8178675), (75, 6542940), (90, 5452450), (100, 4907205), (125, 3925764), (150, 3271470), (180, 2726225), (225, 2180980), (250, 1962882), (300, 1635735), (375, 1308588), (450, 1090490), (500, 981441), (750, 654294), (900, 545245), (1125, 436196), (1500, 327147), (2250, 218098), (4500, 109049)]