1236358720

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{18311}}^1$

素因数の和:18539

約数の個数: 56

約数和(自身を含む): 2958193728

約数和(自身を除く): 1721835008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1688, 2110, 3376, 4220, 6752, 8440, 13504, 16880, 18311, 33760, 36622, 67520, 73244, 91555, 146488, 183110, 292976, 366220, 585952, 732440, 1171904, 1464880, 2929760, 3863621, 5859520, 7727242, 15454484, 19318105, 30908968, 38636210, 61817936, 77272420, 123635872, 154544840, 247271744, 309089680, 618179360, 1236358720]

約数ペア:

[(1, 1236358720), (2, 618179360), (4, 309089680), (5, 247271744), (8, 154544840), (10, 123635872), (16, 77272420), (20, 61817936), (32, 38636210), (40, 30908968), (64, 19318105), (80, 15454484), (160, 7727242), (211, 5859520), (320, 3863621), (422, 2929760), (844, 1464880), (1055, 1171904), (1688, 732440), (2110, 585952), (3376, 366220), (4220, 292976), (6752, 183110), (8440, 146488), (13504, 91555), (16880, 73244), (18311, 67520), (33760, 36622)]