2178000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{11}}^2$

素因数の和:51

約数の個数: 180

約数和(自身を含む): 8361444

約数和(自身を除く): 6183444

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 48, 50, 55, 60, 66, 72, 75, 80, 88, 90, 99, 100, 110, 120, 121, 125, 132, 144, 150, 165, 176, 180, 198, 200, 220, 225, 240, 242, 250, 264, 275, 300, 330, 360, 363, 375, 396, 400, 440, 450, 484, 495, 500, 528, 550, 600, 605, 660, 720, 726, 750, 792, 825, 880, 900, 968, 990, 1000, 1089, 1100, 1125, 1200, 1210, 1320, 1375, 1452, 1500, 1584, 1650, 1800, 1815, 1936, 1980, 2000, 2178, 2200, 2250, 2420, 2475, 2640, 2750, 2904, 3000, 3025, 3300, 3600, 3630, 3960, 4125, 4356, 4400, 4500, 4840, 4950, 5445, 5500, 5808, 6000, 6050, 6600, 7260, 7920, 8250, 8712, 9000, 9075, 9680, 9900, 10890, 11000, 12100, 12375, 13200, 14520, 15125, 16500, 17424, 18000, 18150, 19800, 21780, 22000, 24200, 24750, 27225, 29040, 30250, 33000, 36300, 39600, 43560, 45375, 48400, 49500, 54450, 60500, 66000, 72600, 87120, 90750, 99000, 108900, 121000, 136125, 145200, 181500, 198000, 217800, 242000, 272250, 363000, 435600, 544500, 726000, 1089000, 2178000]

約数ペア:

[(1, 2178000), (2, 1089000), (3, 726000), (4, 544500), (5, 435600), (6, 363000), (8, 272250), (9, 242000), (10, 217800), (11, 198000), (12, 181500), (15, 145200), (16, 136125), (18, 121000), (20, 108900), (22, 99000), (24, 90750), (25, 87120), (30, 72600), (33, 66000), (36, 60500), (40, 54450), (44, 49500), (45, 48400), (48, 45375), (50, 43560), (55, 39600), (60, 36300), (66, 33000), (72, 30250), (75, 29040), (80, 27225), (88, 24750), (90, 24200), (99, 22000), (100, 21780), (110, 19800), (120, 18150), (121, 18000), (125, 17424), (132, 16500), (144, 15125), (150, 14520), (165, 13200), (176, 12375), (180, 12100), (198, 11000), (200, 10890), (220, 9900), (225, 9680), (240, 9075), (242, 9000), (250, 8712), (264, 8250), (275, 7920), (300, 7260), (330, 6600), (360, 6050), (363, 6000), (375, 5808), (396, 5500), (400, 5445), (440, 4950), (450, 4840), (484, 4500), (495, 4400), (500, 4356), (528, 4125), (550, 3960), (600, 3630), (605, 3600), (660, 3300), (720, 3025), (726, 3000), (750, 2904), (792, 2750), (825, 2640), (880, 2475), (900, 2420), (968, 2250), (990, 2200), (1000, 2178), (1089, 2000), (1100, 1980), (1125, 1936), (1200, 1815), (1210, 1800), (1320, 1650), (1375, 1584), (1452, 1500)]