51212880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71129}}^1$

素因数の和:71148

約数の個数: 60

約数和(自身を含む): 171992340

約数和(自身を除く): 120779460

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, 71129, 142258, 213387, 284516, 355645, 426774, 569032, 640161, 711290, 853548, 1066935, 1138064, 1280322, 1422580, 1707096, 2133870, 2560644, 2845160, 3200805, 3414192, 4267740, 5121288, 5690320, 6401610, 8535480, 10242576, 12803220, 17070960, 25606440, 51212880]

約数ペア:

[(1, 51212880), (2, 25606440), (3, 17070960), (4, 12803220), (5, 10242576), (6, 8535480), (8, 6401610), (9, 5690320), (10, 5121288), (12, 4267740), (15, 3414192), (16, 3200805), (18, 2845160), (20, 2560644), (24, 2133870), (30, 1707096), (36, 1422580), (40, 1280322), (45, 1138064), (48, 1066935), (60, 853548), (72, 711290), (80, 640161), (90, 569032), (120, 426774), (144, 355645), (180, 284516), (240, 213387), (360, 142258), (720, 71129)]