18765000

素因数分解:

$2^3\times 3^3\times 5^4\times {\mathrm{139}}^1$

素因数の和:174

約数の個数: 160

約数和(自身を含む): 65604000

約数和(自身を除く): 46839000

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, 139, 150, 180, 200, 216, 225, 250, 270, 278, 300, 360, 375, 417, 450, 500, 540, 556, 600, 625, 675, 695, 750, 834, 900, 1000, 1080, 1112, 1125, 1250, 1251, 1350, 1390, 1500, 1668, 1800, 1875, 2085, 2250, 2500, 2502, 2700, 2780, 3000, 3336, 3375, 3475, 3750, 3753, 4170, 4500, 5000, 5004, 5400, 5560, 5625, 6255, 6750, 6950, 7500, 7506, 8340, 9000, 10008, 10425, 11250, 12510, 13500, 13900, 15000, 15012, 16680, 16875, 17375, 18765, 20850, 22500, 25020, 27000, 27800, 30024, 31275, 33750, 34750, 37530, 41700, 45000, 50040, 52125, 62550, 67500, 69500, 75060, 83400, 86875, 93825, 104250, 125100, 135000, 139000, 150120, 156375, 173750, 187650, 208500, 250200, 260625, 312750, 347500, 375300, 417000, 469125, 521250, 625500, 695000, 750600, 781875, 938250, 1042500, 1251000, 1563750, 1876500, 2085000, 2345625, 3127500, 3753000, 4691250, 6255000, 9382500, 18765000]

約数ペア:

[(1, 18765000), (2, 9382500), (3, 6255000), (4, 4691250), (5, 3753000), (6, 3127500), (8, 2345625), (9, 2085000), (10, 1876500), (12, 1563750), (15, 1251000), (18, 1042500), (20, 938250), (24, 781875), (25, 750600), (27, 695000), (30, 625500), (36, 521250), (40, 469125), (45, 417000), (50, 375300), (54, 347500), (60, 312750), (72, 260625), (75, 250200), (90, 208500), (100, 187650), (108, 173750), (120, 156375), (125, 150120), (135, 139000), (139, 135000), (150, 125100), (180, 104250), (200, 93825), (216, 86875), (225, 83400), (250, 75060), (270, 69500), (278, 67500), (300, 62550), (360, 52125), (375, 50040), (417, 45000), (450, 41700), (500, 37530), (540, 34750), (556, 33750), (600, 31275), (625, 30024), (675, 27800), (695, 27000), (750, 25020), (834, 22500), (900, 20850), (1000, 18765), (1080, 17375), (1112, 16875), (1125, 16680), (1250, 15012), (1251, 15000), (1350, 13900), (1390, 13500), (1500, 12510), (1668, 11250), (1800, 10425), (1875, 10008), (2085, 9000), (2250, 8340), (2500, 7506), (2502, 7500), (2700, 6950), (2780, 6750), (3000, 6255), (3336, 5625), (3375, 5560), (3475, 5400), (3750, 5004), (3753, 5000), (4170, 4500)]