75213040

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{2741}}^1$

素因数の和:2775

約数の個数: 80

約数和(自身を含む): 204004800

約数和(自身を除く): 128791760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2741, 2744, 3430, 3920, 5482, 5488, 6860, 10964, 13705, 13720, 19187, 21928, 27410, 27440, 38374, 43856, 54820, 76748, 95935, 109640, 134309, 153496, 191870, 219280, 268618, 306992, 383740, 537236, 671545, 767480, 940163, 1074472, 1343090, 1534960, 1880326, 2148944, 2686180, 3760652, 4700815, 5372360, 7521304, 9401630, 10744720, 15042608, 18803260, 37606520, 75213040]

約数ペア:

[(1, 75213040), (2, 37606520), (4, 18803260), (5, 15042608), (7, 10744720), (8, 9401630), (10, 7521304), (14, 5372360), (16, 4700815), (20, 3760652), (28, 2686180), (35, 2148944), (40, 1880326), (49, 1534960), (56, 1343090), (70, 1074472), (80, 940163), (98, 767480), (112, 671545), (140, 537236), (196, 383740), (245, 306992), (280, 268618), (343, 219280), (392, 191870), (490, 153496), (560, 134309), (686, 109640), (784, 95935), (980, 76748), (1372, 54820), (1715, 43856), (1960, 38374), (2741, 27440), (2744, 27410), (3430, 21928), (3920, 19187), (5482, 13720), (5488, 13705), (6860, 10964)]