320969904

素因数分解:

$2^4\times 3^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:882

約数の個数: 80

約数和(自身を含む): 847862400

約数和(自身を除く): 526892496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 73, 139, 146, 219, 278, 292, 417, 438, 556, 584, 659, 834, 876, 1112, 1168, 1318, 1668, 1752, 1977, 2224, 2636, 3336, 3504, 3954, 5272, 6672, 7908, 10147, 10544, 15816, 20294, 30441, 31632, 40588, 48107, 60882, 81176, 91601, 96214, 121764, 144321, 162352, 183202, 192428, 243528, 274803, 288642, 366404, 384856, 487056, 549606, 577284, 732808, 769712, 1099212, 1154568, 1465616, 2198424, 2309136, 4396848, 6686873, 13373746, 20060619, 26747492, 40121238, 53494984, 80242476, 106989968, 160484952, 320969904]

約数ペア:

[(1, 320969904), (2, 160484952), (3, 106989968), (4, 80242476), (6, 53494984), (8, 40121238), (12, 26747492), (16, 20060619), (24, 13373746), (48, 6686873), (73, 4396848), (139, 2309136), (146, 2198424), (219, 1465616), (278, 1154568), (292, 1099212), (417, 769712), (438, 732808), (556, 577284), (584, 549606), (659, 487056), (834, 384856), (876, 366404), (1112, 288642), (1168, 274803), (1318, 243528), (1668, 192428), (1752, 183202), (1977, 162352), (2224, 144321), (2636, 121764), (3336, 96214), (3504, 91601), (3954, 81176), (5272, 60882), (6672, 48107), (7908, 40588), (10147, 31632), (10544, 30441), (15816, 20294)]