51571440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1747}}^1$

素因数の和:1807

約数の個数: 120

約数和(自身を含む): 177519888

約数和(自身を除く): 125948448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1747, 1845, 1968, 2460, 2952, 3280, 3494, 3690, 4920, 5241, 5904, 6988, 7380, 8735, 9840, 10482, 13976, 14760, 15723, 17470, 20964, 26205, 27952, 29520, 31446, 34940, 41928, 52410, 62892, 69880, 71627, 78615, 83856, 104820, 125784, 139760, 143254, 157230, 209640, 214881, 251568, 286508, 314460, 358135, 419280, 429762, 573016, 628920, 644643, 716270, 859524, 1074405, 1146032, 1257840, 1289286, 1432540, 1719048, 2148810, 2578572, 2865080, 3223215, 3438096, 4297620, 5157144, 5730160, 6446430, 8595240, 10314288, 12892860, 17190480, 25785720, 51571440]

約数ペア:

[(1, 51571440), (2, 25785720), (3, 17190480), (4, 12892860), (5, 10314288), (6, 8595240), (8, 6446430), (9, 5730160), (10, 5157144), (12, 4297620), (15, 3438096), (16, 3223215), (18, 2865080), (20, 2578572), (24, 2148810), (30, 1719048), (36, 1432540), (40, 1289286), (41, 1257840), (45, 1146032), (48, 1074405), (60, 859524), (72, 716270), (80, 644643), (82, 628920), (90, 573016), (120, 429762), (123, 419280), (144, 358135), (164, 314460), (180, 286508), (205, 251568), (240, 214881), (246, 209640), (328, 157230), (360, 143254), (369, 139760), (410, 125784), (492, 104820), (615, 83856), (656, 78615), (720, 71627), (738, 69880), (820, 62892), (984, 52410), (1230, 41928), (1476, 34940), (1640, 31446), (1747, 29520), (1845, 27952), (1968, 26205), (2460, 20964), (2952, 17470), (3280, 15723), (3494, 14760), (3690, 13976), (4920, 10482), (5241, 9840), (5904, 8735), (6988, 7380)]