263979120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3323}}^1$

素因数の和:3670

約数の個数: 80

約数和(自身を含む): 821054592

約数和(自身を除く): 557075472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 993, 1324, 1655, 1986, 2648, 3310, 3323, 3972, 4965, 5296, 6620, 6646, 7944, 9930, 9969, 13240, 13292, 15888, 16615, 19860, 19938, 26480, 26584, 33230, 39720, 39876, 49845, 53168, 66460, 79440, 79752, 99690, 132920, 159504, 199380, 265840, 398760, 797520, 1099913, 2199826, 3299739, 4399652, 5499565, 6599478, 8799304, 10999130, 13198956, 16498695, 17598608, 21998260, 26397912, 32997390, 43996520, 52795824, 65994780, 87993040, 131989560, 263979120]

約数ペア:

[(1, 263979120), (2, 131989560), (3, 87993040), (4, 65994780), (5, 52795824), (6, 43996520), (8, 32997390), (10, 26397912), (12, 21998260), (15, 17598608), (16, 16498695), (20, 13198956), (24, 10999130), (30, 8799304), (40, 6599478), (48, 5499565), (60, 4399652), (80, 3299739), (120, 2199826), (240, 1099913), (331, 797520), (662, 398760), (993, 265840), (1324, 199380), (1655, 159504), (1986, 132920), (2648, 99690), (3310, 79752), (3323, 79440), (3972, 66460), (4965, 53168), (5296, 49845), (6620, 39876), (6646, 39720), (7944, 33230), (9930, 26584), (9969, 26480), (13240, 19938), (13292, 19860), (15888, 16615)]