254349840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{28643}}^1$

素因数の和:28696

約数の個数: 80

約数和(自身を含む): 809823168

約数和(自身を除く): 555473328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 28643, 57286, 85929, 114572, 143215, 171858, 229144, 286430, 343716, 429645, 458288, 572860, 687432, 859290, 1059791, 1145720, 1374864, 1718580, 2119582, 2291440, 3179373, 3437160, 4239164, 5298955, 6358746, 6874320, 8478328, 10597910, 12717492, 15896865, 16956656, 21195820, 25434984, 31793730, 42391640, 50869968, 63587460, 84783280, 127174920, 254349840]

約数ペア:

[(1, 254349840), (2, 127174920), (3, 84783280), (4, 63587460), (5, 50869968), (6, 42391640), (8, 31793730), (10, 25434984), (12, 21195820), (15, 16956656), (16, 15896865), (20, 12717492), (24, 10597910), (30, 8478328), (37, 6874320), (40, 6358746), (48, 5298955), (60, 4239164), (74, 3437160), (80, 3179373), (111, 2291440), (120, 2119582), (148, 1718580), (185, 1374864), (222, 1145720), (240, 1059791), (296, 859290), (370, 687432), (444, 572860), (555, 458288), (592, 429645), (740, 343716), (888, 286430), (1110, 229144), (1480, 171858), (1776, 143215), (2220, 114572), (2960, 85929), (4440, 57286), (8880, 28643)]