131917680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:568

約数の個数: 160

約数和(自身を含む): 458452800

約数和(自身を除く): 326535120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 157, 180, 216, 240, 270, 314, 360, 389, 432, 471, 540, 628, 720, 778, 785, 942, 1080, 1167, 1256, 1413, 1556, 1570, 1884, 1945, 2160, 2334, 2355, 2512, 2826, 3112, 3140, 3501, 3768, 3890, 4239, 4668, 4710, 5652, 5835, 6224, 6280, 7002, 7065, 7536, 7780, 8478, 9336, 9420, 10503, 11304, 11670, 12560, 14004, 14130, 15560, 16956, 17505, 18672, 18840, 21006, 21195, 22608, 23340, 28008, 28260, 31120, 33912, 35010, 37680, 42012, 42390, 46680, 52515, 56016, 56520, 61073, 67824, 70020, 84024, 84780, 93360, 105030, 113040, 122146, 140040, 168048, 169560, 183219, 210060, 244292, 280080, 305365, 339120, 366438, 420120, 488584, 549657, 610730, 732876, 840240, 916095, 977168, 1099314, 1221460, 1465752, 1648971, 1832190, 2198628, 2442920, 2748285, 2931504, 3297942, 3664380, 4397256, 4885840, 5496570, 6595884, 7328760, 8244855, 8794512, 10993140, 13191768, 14657520, 16489710, 21986280, 26383536, 32979420, 43972560, 65958840, 131917680]

約数ペア:

[(1, 131917680), (2, 65958840), (3, 43972560), (4, 32979420), (5, 26383536), (6, 21986280), (8, 16489710), (9, 14657520), (10, 13191768), (12, 10993140), (15, 8794512), (16, 8244855), (18, 7328760), (20, 6595884), (24, 5496570), (27, 4885840), (30, 4397256), (36, 3664380), (40, 3297942), (45, 2931504), (48, 2748285), (54, 2442920), (60, 2198628), (72, 1832190), (80, 1648971), (90, 1465752), (108, 1221460), (120, 1099314), (135, 977168), (144, 916095), (157, 840240), (180, 732876), (216, 610730), (240, 549657), (270, 488584), (314, 420120), (360, 366438), (389, 339120), (432, 305365), (471, 280080), (540, 244292), (628, 210060), (720, 183219), (778, 169560), (785, 168048), (942, 140040), (1080, 122146), (1167, 113040), (1256, 105030), (1413, 93360), (1556, 84780), (1570, 84024), (1884, 70020), (1945, 67824), (2160, 61073), (2334, 56520), (2355, 56016), (2512, 52515), (2826, 46680), (3112, 42390), (3140, 42012), (3501, 37680), (3768, 35010), (3890, 33912), (4239, 31120), (4668, 28260), (4710, 28008), (5652, 23340), (5835, 22608), (6224, 21195), (6280, 21006), (7002, 18840), (7065, 18672), (7536, 17505), (7780, 16956), (8478, 15560), (9336, 14130), (9420, 14004), (10503, 12560), (11304, 11670)]