123438000

素因数分解:

$2^4\times 3^1\times 5^3\times 7^1\times {\mathrm{2939}}^1$

素因数の和:2972

約数の個数: 160

約数和(自身を含む): 454970880

約数和(自身を除く): 331532880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 125, 140, 150, 168, 175, 200, 210, 240, 250, 280, 300, 336, 350, 375, 400, 420, 500, 525, 560, 600, 700, 750, 840, 875, 1000, 1050, 1200, 1400, 1500, 1680, 1750, 2000, 2100, 2625, 2800, 2939, 3000, 3500, 4200, 5250, 5878, 6000, 7000, 8400, 8817, 10500, 11756, 14000, 14695, 17634, 20573, 21000, 23512, 29390, 35268, 41146, 42000, 44085, 47024, 58780, 61719, 70536, 73475, 82292, 88170, 102865, 117560, 123438, 141072, 146950, 164584, 176340, 205730, 220425, 235120, 246876, 293900, 308595, 329168, 352680, 367375, 411460, 440850, 493752, 514325, 587800, 617190, 705360, 734750, 822920, 881700, 987504, 1028650, 1102125, 1175600, 1234380, 1469500, 1542975, 1645840, 1763400, 2057300, 2204250, 2468760, 2571625, 2939000, 3085950, 3526800, 4114600, 4408500, 4937520, 5143250, 5878000, 6171900, 7714875, 8229200, 8817000, 10286500, 12343800, 15429750, 17634000, 20573000, 24687600, 30859500, 41146000, 61719000, 123438000]

約数ペア:

[(1, 123438000), (2, 61719000), (3, 41146000), (4, 30859500), (5, 24687600), (6, 20573000), (7, 17634000), (8, 15429750), (10, 12343800), (12, 10286500), (14, 8817000), (15, 8229200), (16, 7714875), (20, 6171900), (21, 5878000), (24, 5143250), (25, 4937520), (28, 4408500), (30, 4114600), (35, 3526800), (40, 3085950), (42, 2939000), (48, 2571625), (50, 2468760), (56, 2204250), (60, 2057300), (70, 1763400), (75, 1645840), (80, 1542975), (84, 1469500), (100, 1234380), (105, 1175600), (112, 1102125), (120, 1028650), (125, 987504), (140, 881700), (150, 822920), (168, 734750), (175, 705360), (200, 617190), (210, 587800), (240, 514325), (250, 493752), (280, 440850), (300, 411460), (336, 367375), (350, 352680), (375, 329168), (400, 308595), (420, 293900), (500, 246876), (525, 235120), (560, 220425), (600, 205730), (700, 176340), (750, 164584), (840, 146950), (875, 141072), (1000, 123438), (1050, 117560), (1200, 102865), (1400, 88170), (1500, 82292), (1680, 73475), (1750, 70536), (2000, 61719), (2100, 58780), (2625, 47024), (2800, 44085), (2939, 42000), (3000, 41146), (3500, 35268), (4200, 29390), (5250, 23512), (5878, 21000), (6000, 20573), (7000, 17634), (8400, 14695), (8817, 14000), (10500, 11756)]