1330243720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{20143}}^1$

素因数の和:20294

約数の個数: 64

約数和(自身を含む): 3248824320

約数和(自身を除く): 1918580600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1651, 2540, 3302, 5080, 6604, 8255, 13208, 16510, 20143, 33020, 40286, 66040, 80572, 100715, 161144, 201430, 261859, 402860, 523718, 805720, 1047436, 1309295, 2094872, 2558161, 2618590, 5116322, 5237180, 10232644, 10474360, 12790805, 20465288, 25581610, 33256093, 51163220, 66512186, 102326440, 133024372, 166280465, 266048744, 332560930, 665121860, 1330243720]

約数ペア:

[(1, 1330243720), (2, 665121860), (4, 332560930), (5, 266048744), (8, 166280465), (10, 133024372), (13, 102326440), (20, 66512186), (26, 51163220), (40, 33256093), (52, 25581610), (65, 20465288), (104, 12790805), (127, 10474360), (130, 10232644), (254, 5237180), (260, 5116322), (508, 2618590), (520, 2558161), (635, 2094872), (1016, 1309295), (1270, 1047436), (1651, 805720), (2540, 523718), (3302, 402860), (5080, 261859), (6604, 201430), (8255, 161144), (13208, 100715), (16510, 80572), (20143, 66040), (33020, 40286)]