51554040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18679}}^1$

素因数の和:18716

約数の個数: 64

約数和(自身を含む): 161395200

約数和(自身を除く): 109841160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 18679, 37358, 56037, 74716, 93395, 112074, 149432, 186790, 224148, 280185, 373580, 429617, 448296, 560370, 747160, 859234, 1120740, 1288851, 1718468, 2148085, 2241480, 2577702, 3436936, 4296170, 5155404, 6444255, 8592340, 10310808, 12888510, 17184680, 25777020, 51554040]

約数ペア:

[(1, 51554040), (2, 25777020), (3, 17184680), (4, 12888510), (5, 10310808), (6, 8592340), (8, 6444255), (10, 5155404), (12, 4296170), (15, 3436936), (20, 2577702), (23, 2241480), (24, 2148085), (30, 1718468), (40, 1288851), (46, 1120740), (60, 859234), (69, 747160), (92, 560370), (115, 448296), (120, 429617), (138, 373580), (184, 280185), (230, 224148), (276, 186790), (345, 149432), (460, 112074), (552, 93395), (690, 74716), (920, 56037), (1380, 37358), (2760, 18679)]