321168800

素因数分解:

$2^5\times 5^2\times {\mathrm{593}}^1\times {\mathrm{677}}^1$

素因数の和:1290

約数の個数: 72

約数和(自身を含む): 786535596

約数和(自身を除く): 465366796

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 593, 677, 800, 1186, 1354, 2372, 2708, 2965, 3385, 4744, 5416, 5930, 6770, 9488, 10832, 11860, 13540, 14825, 16925, 18976, 21664, 23720, 27080, 29650, 33850, 47440, 54160, 59300, 67700, 94880, 108320, 118600, 135400, 237200, 270800, 401461, 474400, 541600, 802922, 1605844, 2007305, 3211688, 4014610, 6423376, 8029220, 10036525, 12846752, 16058440, 20073050, 32116880, 40146100, 64233760, 80292200, 160584400, 321168800]

約数ペア:

[(1, 321168800), (2, 160584400), (4, 80292200), (5, 64233760), (8, 40146100), (10, 32116880), (16, 20073050), (20, 16058440), (25, 12846752), (32, 10036525), (40, 8029220), (50, 6423376), (80, 4014610), (100, 3211688), (160, 2007305), (200, 1605844), (400, 802922), (593, 541600), (677, 474400), (800, 401461), (1186, 270800), (1354, 237200), (2372, 135400), (2708, 118600), (2965, 108320), (3385, 94880), (4744, 67700), (5416, 59300), (5930, 54160), (6770, 47440), (9488, 33850), (10832, 29650), (11860, 27080), (13540, 23720), (14825, 21664), (16925, 18976)]