21951000

素因数分解:

$2^3\times 3^4\times 5^3\times {\mathrm{271}}^1$

素因数の和:304

約数の個数: 160

約数和(自身を含む): 77014080

約数和(自身を除く): 55063080

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, 81, 90, 100, 108, 120, 125, 135, 150, 162, 180, 200, 216, 225, 250, 270, 271, 300, 324, 360, 375, 405, 450, 500, 540, 542, 600, 648, 675, 750, 810, 813, 900, 1000, 1080, 1084, 1125, 1350, 1355, 1500, 1620, 1626, 1800, 2025, 2168, 2250, 2439, 2700, 2710, 3000, 3240, 3252, 3375, 4050, 4065, 4500, 4878, 5400, 5420, 6504, 6750, 6775, 7317, 8100, 8130, 9000, 9756, 10125, 10840, 12195, 13500, 13550, 14634, 16200, 16260, 19512, 20250, 20325, 21951, 24390, 27000, 27100, 29268, 32520, 33875, 36585, 40500, 40650, 43902, 48780, 54200, 58536, 60975, 67750, 73170, 81000, 81300, 87804, 97560, 101625, 109755, 121950, 135500, 146340, 162600, 175608, 182925, 203250, 219510, 243900, 271000, 292680, 304875, 365850, 406500, 439020, 487800, 548775, 609750, 731700, 813000, 878040, 914625, 1097550, 1219500, 1463400, 1829250, 2195100, 2439000, 2743875, 3658500, 4390200, 5487750, 7317000, 10975500, 21951000]

約数ペア:

[(1, 21951000), (2, 10975500), (3, 7317000), (4, 5487750), (5, 4390200), (6, 3658500), (8, 2743875), (9, 2439000), (10, 2195100), (12, 1829250), (15, 1463400), (18, 1219500), (20, 1097550), (24, 914625), (25, 878040), (27, 813000), (30, 731700), (36, 609750), (40, 548775), (45, 487800), (50, 439020), (54, 406500), (60, 365850), (72, 304875), (75, 292680), (81, 271000), (90, 243900), (100, 219510), (108, 203250), (120, 182925), (125, 175608), (135, 162600), (150, 146340), (162, 135500), (180, 121950), (200, 109755), (216, 101625), (225, 97560), (250, 87804), (270, 81300), (271, 81000), (300, 73170), (324, 67750), (360, 60975), (375, 58536), (405, 54200), (450, 48780), (500, 43902), (540, 40650), (542, 40500), (600, 36585), (648, 33875), (675, 32520), (750, 29268), (810, 27100), (813, 27000), (900, 24390), (1000, 21951), (1080, 20325), (1084, 20250), (1125, 19512), (1350, 16260), (1355, 16200), (1500, 14634), (1620, 13550), (1626, 13500), (1800, 12195), (2025, 10840), (2168, 10125), (2250, 9756), (2439, 9000), (2700, 8130), (2710, 8100), (3000, 7317), (3240, 6775), (3252, 6750), (3375, 6504), (4050, 5420), (4065, 5400), (4500, 4878)]