399588240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{87629}}^1$

素因数の和:87664

約数の個数: 80

約数和(自身を含む): 1303934400

約数和(自身を除く): 904346160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 87629, 175258, 262887, 350516, 438145, 525774, 701032, 876290, 1051548, 1314435, 1402064, 1664951, 1752580, 2103096, 2628870, 3329902, 3505160, 4206192, 4994853, 5257740, 6659804, 7010320, 8324755, 9989706, 10515480, 13319608, 16649510, 19979412, 21030960, 24974265, 26639216, 33299020, 39958824, 49948530, 66598040, 79917648, 99897060, 133196080, 199794120, 399588240]

約数ペア:

[(1, 399588240), (2, 199794120), (3, 133196080), (4, 99897060), (5, 79917648), (6, 66598040), (8, 49948530), (10, 39958824), (12, 33299020), (15, 26639216), (16, 24974265), (19, 21030960), (20, 19979412), (24, 16649510), (30, 13319608), (38, 10515480), (40, 9989706), (48, 8324755), (57, 7010320), (60, 6659804), (76, 5257740), (80, 4994853), (95, 4206192), (114, 3505160), (120, 3329902), (152, 2628870), (190, 2103096), (228, 1752580), (240, 1664951), (285, 1402064), (304, 1314435), (380, 1051548), (456, 876290), (570, 701032), (760, 525774), (912, 438145), (1140, 350516), (1520, 262887), (2280, 175258), (4560, 87629)]