1089000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{11}}^2$

素因数の和:49

約数の個数: 144

約数和(自身を含む): 4045860

約数和(自身を除く): 2956860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 50, 55, 60, 66, 72, 75, 88, 90, 99, 100, 110, 120, 121, 125, 132, 150, 165, 180, 198, 200, 220, 225, 242, 250, 264, 275, 300, 330, 360, 363, 375, 396, 440, 450, 484, 495, 500, 550, 600, 605, 660, 726, 750, 792, 825, 900, 968, 990, 1000, 1089, 1100, 1125, 1210, 1320, 1375, 1452, 1500, 1650, 1800, 1815, 1980, 2178, 2200, 2250, 2420, 2475, 2750, 2904, 3000, 3025, 3300, 3630, 3960, 4125, 4356, 4500, 4840, 4950, 5445, 5500, 6050, 6600, 7260, 8250, 8712, 9000, 9075, 9900, 10890, 11000, 12100, 12375, 14520, 15125, 16500, 18150, 19800, 21780, 24200, 24750, 27225, 30250, 33000, 36300, 43560, 45375, 49500, 54450, 60500, 72600, 90750, 99000, 108900, 121000, 136125, 181500, 217800, 272250, 363000, 544500, 1089000]

約数ペア:

[(1, 1089000), (2, 544500), (3, 363000), (4, 272250), (5, 217800), (6, 181500), (8, 136125), (9, 121000), (10, 108900), (11, 99000), (12, 90750), (15, 72600), (18, 60500), (20, 54450), (22, 49500), (24, 45375), (25, 43560), (30, 36300), (33, 33000), (36, 30250), (40, 27225), (44, 24750), (45, 24200), (50, 21780), (55, 19800), (60, 18150), (66, 16500), (72, 15125), (75, 14520), (88, 12375), (90, 12100), (99, 11000), (100, 10890), (110, 9900), (120, 9075), (121, 9000), (125, 8712), (132, 8250), (150, 7260), (165, 6600), (180, 6050), (198, 5500), (200, 5445), (220, 4950), (225, 4840), (242, 4500), (250, 4356), (264, 4125), (275, 3960), (300, 3630), (330, 3300), (360, 3025), (363, 3000), (375, 2904), (396, 2750), (440, 2475), (450, 2420), (484, 2250), (495, 2200), (500, 2178), (550, 1980), (600, 1815), (605, 1800), (660, 1650), (726, 1500), (750, 1452), (792, 1375), (825, 1320), (900, 1210), (968, 1125), (990, 1100), (1000, 1089)]