51538680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{15907}}^1$

素因数の和:15930

約数の個数: 80

約数和(自身を含む): 173238120

約数和(自身を除く): 121699440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 15907, 31814, 47721, 63628, 79535, 95442, 127256, 143163, 159070, 190884, 238605, 286326, 318140, 381768, 429489, 477210, 572652, 636280, 715815, 858978, 954420, 1145304, 1288467, 1431630, 1717956, 1908840, 2147445, 2576934, 2863260, 3435912, 4294890, 5153868, 5726520, 6442335, 8589780, 10307736, 12884670, 17179560, 25769340, 51538680]

約数ペア:

[(1, 51538680), (2, 25769340), (3, 17179560), (4, 12884670), (5, 10307736), (6, 8589780), (8, 6442335), (9, 5726520), (10, 5153868), (12, 4294890), (15, 3435912), (18, 2863260), (20, 2576934), (24, 2147445), (27, 1908840), (30, 1717956), (36, 1431630), (40, 1288467), (45, 1145304), (54, 954420), (60, 858978), (72, 715815), (81, 636280), (90, 572652), (108, 477210), (120, 429489), (135, 381768), (162, 318140), (180, 286326), (216, 238605), (270, 190884), (324, 159070), (360, 143163), (405, 127256), (540, 95442), (648, 79535), (810, 63628), (1080, 47721), (1620, 31814), (3240, 15907)]