1330246544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1999}}^1$

素因数の和:2236

約数の個数: 80

約数和(自身を含む): 2976000000

約数和(自身を除く): 1645753456

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 199, 209, 304, 398, 418, 796, 836, 1592, 1672, 1999, 2189, 3184, 3344, 3781, 3998, 4378, 7562, 7996, 8756, 15124, 15992, 17512, 21989, 30248, 31984, 35024, 37981, 41591, 43978, 60496, 75962, 83182, 87956, 151924, 166364, 175912, 303848, 332728, 351824, 397801, 417791, 607696, 665456, 795602, 835582, 1591204, 1671164, 3182408, 3342328, 4375811, 6364816, 6684656, 7558219, 8751622, 15116438, 17503244, 30232876, 35006488, 60465752, 70012976, 83140409, 120931504, 166280818, 332561636, 665123272, 1330246544]

約数ペア:

[(1, 1330246544), (2, 665123272), (4, 332561636), (8, 166280818), (11, 120931504), (16, 83140409), (19, 70012976), (22, 60465752), (38, 35006488), (44, 30232876), (76, 17503244), (88, 15116438), (152, 8751622), (176, 7558219), (199, 6684656), (209, 6364816), (304, 4375811), (398, 3342328), (418, 3182408), (796, 1671164), (836, 1591204), (1592, 835582), (1672, 795602), (1999, 665456), (2189, 607696), (3184, 417791), (3344, 397801), (3781, 351824), (3998, 332728), (4378, 303848), (7562, 175912), (7996, 166364), (8756, 151924), (15124, 87956), (15992, 83182), (17512, 75962), (21989, 60496), (30248, 43978), (31984, 41591), (35024, 37981)]