247942800

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{9839}}^1$

素因数の和:9870

約数の個数: 180

約数和(自身を含む): 983448960

約数和(自身を除く): 735506160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 252, 280, 300, 315, 336, 350, 360, 400, 420, 450, 504, 525, 560, 600, 630, 700, 720, 840, 900, 1008, 1050, 1200, 1260, 1400, 1575, 1680, 1800, 2100, 2520, 2800, 3150, 3600, 4200, 5040, 6300, 8400, 9839, 12600, 19678, 25200, 29517, 39356, 49195, 59034, 68873, 78712, 88551, 98390, 118068, 137746, 147585, 157424, 177102, 196780, 206619, 236136, 245975, 275492, 295170, 344365, 354204, 393560, 413238, 442755, 472272, 491950, 550984, 590340, 619857, 688730, 708408, 737925, 787120, 826476, 885510, 983900, 1033095, 1101968, 1180680, 1239714, 1377460, 1416816, 1475850, 1652952, 1721825, 1771020, 1967800, 2066190, 2213775, 2361360, 2479428, 2754920, 2951700, 3099285, 3305904, 3443650, 3542040, 3935600, 4132380, 4427550, 4958856, 5165475, 5509840, 5903400, 6198570, 6887300, 7084080, 8264760, 8855100, 9917712, 10330950, 11806800, 12397140, 13774600, 15496425, 16529520, 17710200, 20661900, 24794280, 27549200, 30992850, 35420400, 41323800, 49588560, 61985700, 82647600, 123971400, 247942800]

約数ペア:

[(1, 247942800), (2, 123971400), (3, 82647600), (4, 61985700), (5, 49588560), (6, 41323800), (7, 35420400), (8, 30992850), (9, 27549200), (10, 24794280), (12, 20661900), (14, 17710200), (15, 16529520), (16, 15496425), (18, 13774600), (20, 12397140), (21, 11806800), (24, 10330950), (25, 9917712), (28, 8855100), (30, 8264760), (35, 7084080), (36, 6887300), (40, 6198570), (42, 5903400), (45, 5509840), (48, 5165475), (50, 4958856), (56, 4427550), (60, 4132380), (63, 3935600), (70, 3542040), (72, 3443650), (75, 3305904), (80, 3099285), (84, 2951700), (90, 2754920), (100, 2479428), (105, 2361360), (112, 2213775), (120, 2066190), (126, 1967800), (140, 1771020), (144, 1721825), (150, 1652952), (168, 1475850), (175, 1416816), (180, 1377460), (200, 1239714), (210, 1180680), (225, 1101968), (240, 1033095), (252, 983900), (280, 885510), (300, 826476), (315, 787120), (336, 737925), (350, 708408), (360, 688730), (400, 619857), (420, 590340), (450, 550984), (504, 491950), (525, 472272), (560, 442755), (600, 413238), (630, 393560), (700, 354204), (720, 344365), (840, 295170), (900, 275492), (1008, 245975), (1050, 236136), (1200, 206619), (1260, 196780), (1400, 177102), (1575, 157424), (1680, 147585), (1800, 137746), (2100, 118068), (2520, 98390), (2800, 88551), (3150, 78712), (3600, 68873), (4200, 59034), (5040, 49195), (6300, 39356), (8400, 29517), (9839, 25200), (12600, 19678)]