51810840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{15991}}^1$

素因数の和:16014

約数の個数: 80

約数和(自身を含む): 174152880

約数和(自身を除く): 122342040

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, 15991, 31982, 47973, 63964, 79955, 95946, 127928, 143919, 159910, 191892, 239865, 287838, 319820, 383784, 431757, 479730, 575676, 639640, 719595, 863514, 959460, 1151352, 1295271, 1439190, 1727028, 1918920, 2158785, 2590542, 2878380, 3454056, 4317570, 5181084, 5756760, 6476355, 8635140, 10362168, 12952710, 17270280, 25905420, 51810840]

約数ペア:

[(1, 51810840), (2, 25905420), (3, 17270280), (4, 12952710), (5, 10362168), (6, 8635140), (8, 6476355), (9, 5756760), (10, 5181084), (12, 4317570), (15, 3454056), (18, 2878380), (20, 2590542), (24, 2158785), (27, 1918920), (30, 1727028), (36, 1439190), (40, 1295271), (45, 1151352), (54, 959460), (60, 863514), (72, 719595), (81, 639640), (90, 575676), (108, 479730), (120, 431757), (135, 383784), (162, 319820), (180, 287838), (216, 239865), (270, 191892), (324, 159910), (360, 143919), (405, 127928), (540, 95946), (648, 79955), (810, 63964), (1080, 47973), (1620, 31982), (3240, 15991)]