728649000

素因数分解:

$2^3\times 3^3\times 5^3\times {\mathrm{26987}}^1$

素因数の和:27017

約数の個数: 128

約数和(自身を含む): 2526076800

約数和(自身を除く): 1797427800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 125, 135, 150, 180, 200, 216, 225, 250, 270, 300, 360, 375, 450, 500, 540, 600, 675, 750, 900, 1000, 1080, 1125, 1350, 1500, 1800, 2250, 2700, 3000, 3375, 4500, 5400, 6750, 9000, 13500, 26987, 27000, 53974, 80961, 107948, 134935, 161922, 215896, 242883, 269870, 323844, 404805, 485766, 539740, 647688, 674675, 728649, 809610, 971532, 1079480, 1214415, 1349350, 1457298, 1619220, 1943064, 2024025, 2428830, 2698700, 2914596, 3238440, 3373375, 3643245, 4048050, 4857660, 5397400, 5829192, 6072075, 6746750, 7286490, 8096100, 9715320, 10120125, 12144150, 13493500, 14572980, 16192200, 18216225, 20240250, 24288300, 26987000, 29145960, 30360375, 36432450, 40480500, 48576600, 60720750, 72864900, 80961000, 91081125, 121441500, 145729800, 182162250, 242883000, 364324500, 728649000]

約数ペア:

[(1, 728649000), (2, 364324500), (3, 242883000), (4, 182162250), (5, 145729800), (6, 121441500), (8, 91081125), (9, 80961000), (10, 72864900), (12, 60720750), (15, 48576600), (18, 40480500), (20, 36432450), (24, 30360375), (25, 29145960), (27, 26987000), (30, 24288300), (36, 20240250), (40, 18216225), (45, 16192200), (50, 14572980), (54, 13493500), (60, 12144150), (72, 10120125), (75, 9715320), (90, 8096100), (100, 7286490), (108, 6746750), (120, 6072075), (125, 5829192), (135, 5397400), (150, 4857660), (180, 4048050), (200, 3643245), (216, 3373375), (225, 3238440), (250, 2914596), (270, 2698700), (300, 2428830), (360, 2024025), (375, 1943064), (450, 1619220), (500, 1457298), (540, 1349350), (600, 1214415), (675, 1079480), (750, 971532), (900, 809610), (1000, 728649), (1080, 674675), (1125, 647688), (1350, 539740), (1500, 485766), (1800, 404805), (2250, 323844), (2700, 269870), (3000, 242883), (3375, 215896), (4500, 161922), (5400, 134935), (6750, 107948), (9000, 80961), (13500, 53974), (26987, 27000)]