54438960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2081}}^1$

素因数の和:2206

約数の個数: 80

約数和(自身を含む): 170390880

約数和(自身を除く): 115951920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2081, 2180, 2616, 3270, 4162, 4360, 5232, 6243, 6540, 8324, 8720, 10405, 12486, 13080, 16648, 20810, 24972, 26160, 31215, 33296, 41620, 49944, 62430, 83240, 99888, 124860, 166480, 226829, 249720, 453658, 499440, 680487, 907316, 1134145, 1360974, 1814632, 2268290, 2721948, 3402435, 3629264, 4536580, 5443896, 6804870, 9073160, 10887792, 13609740, 18146320, 27219480, 54438960]

約数ペア:

[(1, 54438960), (2, 27219480), (3, 18146320), (4, 13609740), (5, 10887792), (6, 9073160), (8, 6804870), (10, 5443896), (12, 4536580), (15, 3629264), (16, 3402435), (20, 2721948), (24, 2268290), (30, 1814632), (40, 1360974), (48, 1134145), (60, 907316), (80, 680487), (109, 499440), (120, 453658), (218, 249720), (240, 226829), (327, 166480), (436, 124860), (545, 99888), (654, 83240), (872, 62430), (1090, 49944), (1308, 41620), (1635, 33296), (1744, 31215), (2081, 26160), (2180, 24972), (2616, 20810), (3270, 16648), (4162, 13080), (4360, 12486), (5232, 10405), (6243, 8720), (6540, 8324)]