491939520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1223}}^1$

素因数の和:1662

約数の個数: 112

約数和(自身を含む): 1566915840

約数和(自身を除く): 1074976320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 419, 480, 838, 960, 1223, 1257, 1676, 2095, 2446, 2514, 3352, 3669, 4190, 4892, 5028, 6115, 6285, 6704, 7338, 8380, 9784, 10056, 12230, 12570, 13408, 14676, 16760, 18345, 19568, 20112, 24460, 25140, 26816, 29352, 33520, 36690, 39136, 40224, 48920, 50280, 58704, 67040, 73380, 78272, 80448, 97840, 100560, 117408, 134080, 146760, 195680, 201120, 234816, 293520, 391360, 402240, 512437, 587040, 1024874, 1174080, 1537311, 2049748, 2562185, 3074622, 4099496, 5124370, 6149244, 7686555, 8198992, 10248740, 12298488, 15373110, 16397984, 20497480, 24596976, 30746220, 32795968, 40994960, 49193952, 61492440, 81989920, 98387904, 122984880, 163979840, 245969760, 491939520]

約数ペア:

[(1, 491939520), (2, 245969760), (3, 163979840), (4, 122984880), (5, 98387904), (6, 81989920), (8, 61492440), (10, 49193952), (12, 40994960), (15, 32795968), (16, 30746220), (20, 24596976), (24, 20497480), (30, 16397984), (32, 15373110), (40, 12298488), (48, 10248740), (60, 8198992), (64, 7686555), (80, 6149244), (96, 5124370), (120, 4099496), (160, 3074622), (192, 2562185), (240, 2049748), (320, 1537311), (419, 1174080), (480, 1024874), (838, 587040), (960, 512437), (1223, 402240), (1257, 391360), (1676, 293520), (2095, 234816), (2446, 201120), (2514, 195680), (3352, 146760), (3669, 134080), (4190, 117408), (4892, 100560), (5028, 97840), (6115, 80448), (6285, 78272), (6704, 73380), (7338, 67040), (8380, 58704), (9784, 50280), (10056, 48920), (12230, 40224), (12570, 39136), (13408, 36690), (14676, 33520), (16760, 29352), (18345, 26816), (19568, 25140), (20112, 24460)]