1242790720

素因数分解:

$2^6\times 5^1\times {\mathrm{263}}^1\times {\mathrm{14767}}^1$

素因数の和:15047

約数の個数: 56

約数和(自身を含む): 2970849024

約数和(自身を除く): 1728058304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 263, 320, 526, 1052, 1315, 2104, 2630, 4208, 5260, 8416, 10520, 14767, 16832, 21040, 29534, 42080, 59068, 73835, 84160, 118136, 147670, 236272, 295340, 472544, 590680, 945088, 1181360, 2362720, 3883721, 4725440, 7767442, 15534884, 19418605, 31069768, 38837210, 62139536, 77674420, 124279072, 155348840, 248558144, 310697680, 621395360, 1242790720]

約数ペア:

[(1, 1242790720), (2, 621395360), (4, 310697680), (5, 248558144), (8, 155348840), (10, 124279072), (16, 77674420), (20, 62139536), (32, 38837210), (40, 31069768), (64, 19418605), (80, 15534884), (160, 7767442), (263, 4725440), (320, 3883721), (526, 2362720), (1052, 1181360), (1315, 945088), (2104, 590680), (2630, 472544), (4208, 295340), (5260, 236272), (8416, 147670), (10520, 118136), (14767, 84160), (16832, 73835), (21040, 59068), (29534, 42080)]