13437520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 33390720

約数和(自身を除く): 19953200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 67, 80, 92, 109, 115, 134, 184, 218, 230, 268, 335, 368, 436, 460, 536, 545, 670, 872, 920, 1072, 1090, 1340, 1541, 1744, 1840, 2180, 2507, 2680, 3082, 4360, 5014, 5360, 6164, 7303, 7705, 8720, 10028, 12328, 12535, 14606, 15410, 20056, 24656, 25070, 29212, 30820, 36515, 40112, 50140, 58424, 61640, 73030, 100280, 116848, 123280, 146060, 167969, 200560, 292120, 335938, 584240, 671876, 839845, 1343752, 1679690, 2687504, 3359380, 6718760, 13437520]

約数ペア:

[(1, 13437520), (2, 6718760), (4, 3359380), (5, 2687504), (8, 1679690), (10, 1343752), (16, 839845), (20, 671876), (23, 584240), (40, 335938), (46, 292120), (67, 200560), (80, 167969), (92, 146060), (109, 123280), (115, 116848), (134, 100280), (184, 73030), (218, 61640), (230, 58424), (268, 50140), (335, 40112), (368, 36515), (436, 30820), (460, 29212), (536, 25070), (545, 24656), (670, 20056), (872, 15410), (920, 14606), (1072, 12535), (1090, 12328), (1340, 10028), (1541, 8720), (1744, 7705), (1840, 7303), (2180, 6164), (2507, 5360), (2680, 5014), (3082, 4360)]