51858180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2381}}^1$

素因数の和:2418

約数の個数: 108

約数和(自身を含む): 172976076

約数和(自身を除く): 121117896

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2381, 2420, 3630, 4356, 4762, 5445, 7143, 7260, 9524, 10890, 11905, 14286, 21429, 21780, 23810, 26191, 28572, 35715, 42858, 47620, 52382, 71430, 78573, 85716, 104764, 107145, 130955, 142860, 157146, 214290, 235719, 261910, 288101, 314292, 392865, 428580, 471438, 523820, 576202, 785730, 864303, 942876, 1152404, 1178595, 1440505, 1571460, 1728606, 2357190, 2592909, 2881010, 3457212, 4321515, 4714380, 5185818, 5762020, 8643030, 10371636, 12964545, 17286060, 25929090, 51858180]

約数ペア:

[(1, 51858180), (2, 25929090), (3, 17286060), (4, 12964545), (5, 10371636), (6, 8643030), (9, 5762020), (10, 5185818), (11, 4714380), (12, 4321515), (15, 3457212), (18, 2881010), (20, 2592909), (22, 2357190), (30, 1728606), (33, 1571460), (36, 1440505), (44, 1178595), (45, 1152404), (55, 942876), (60, 864303), (66, 785730), (90, 576202), (99, 523820), (110, 471438), (121, 428580), (132, 392865), (165, 314292), (180, 288101), (198, 261910), (220, 235719), (242, 214290), (330, 157146), (363, 142860), (396, 130955), (484, 107145), (495, 104764), (605, 85716), (660, 78573), (726, 71430), (990, 52382), (1089, 47620), (1210, 42858), (1452, 35715), (1815, 28572), (1980, 26191), (2178, 23810), (2381, 21780), (2420, 21429), (3630, 14286), (4356, 11905), (4762, 10890), (5445, 9524), (7143, 7260)]