51585840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71647}}^1$

素因数の和:71666

約数の個数: 60

約数和(自身を含む): 173244864

約数和(自身を除く): 121659024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 71647, 143294, 214941, 286588, 358235, 429882, 573176, 644823, 716470, 859764, 1074705, 1146352, 1289646, 1432940, 1719528, 2149410, 2579292, 2865880, 3224115, 3439056, 4298820, 5158584, 5731760, 6448230, 8597640, 10317168, 12896460, 17195280, 25792920, 51585840]

約数ペア:

[(1, 51585840), (2, 25792920), (3, 17195280), (4, 12896460), (5, 10317168), (6, 8597640), (8, 6448230), (9, 5731760), (10, 5158584), (12, 4298820), (15, 3439056), (16, 3224115), (18, 2865880), (20, 2579292), (24, 2149410), (30, 1719528), (36, 1432940), (40, 1289646), (45, 1146352), (48, 1074705), (60, 859764), (72, 716470), (80, 644823), (90, 573176), (120, 429882), (144, 358235), (180, 286588), (240, 214941), (360, 143294), (720, 71647)]