206858902480

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1\times {\mathrm{1129}}^1$

素因数の和:1821

約数の個数: 160

約数和(自身を含む): 497571724800

約数和(自身を除く): 290712822320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 79, 80, 106, 158, 212, 265, 316, 395, 424, 530, 547, 632, 790, 848, 1060, 1094, 1129, 1264, 1580, 2120, 2188, 2258, 2735, 3160, 4187, 4240, 4376, 4516, 5470, 5645, 6320, 8374, 8752, 9032, 10940, 11290, 16748, 18064, 20935, 21880, 22580, 28991, 33496, 41870, 43213, 43760, 45160, 57982, 59837, 66992, 83740, 86426, 89191, 90320, 115964, 119674, 144955, 167480, 172852, 178382, 216065, 231928, 239348, 289910, 299185, 334960, 345704, 356764, 432130, 445955, 463856, 478696, 579820, 598370, 617563, 691408, 713528, 864260, 891910, 957392, 1159640, 1196740, 1235126, 1427056, 1728520, 1783820, 2290289, 2319280, 2393480, 2470252, 3087815, 3457040, 3567640, 4580578, 4727123, 4786960, 4940504, 6175630, 7135280, 9161156, 9454246, 9881008, 11451445, 12351260, 18322312, 18908492, 22902890, 23635615, 24702520, 32730839, 36644624, 37816984, 45805780, 47271230, 48787477, 49405040, 65461678, 75633968, 91611560, 94542460, 97574954, 130923356, 163654195, 183223120, 189084920, 195149908, 243937385, 261846712, 327308390, 378169840, 390299816, 487874770, 523693424, 654616780, 780599632, 975749540, 1309233560, 1951499080, 2585736281, 2618467120, 3902998160, 5171472562, 10342945124, 12928681405, 20685890248, 25857362810, 41371780496, 51714725620, 103429451240, 206858902480]

約数ペア:

[(1, 206858902480), (2, 103429451240), (4, 51714725620), (5, 41371780496), (8, 25857362810), (10, 20685890248), (16, 12928681405), (20, 10342945124), (40, 5171472562), (53, 3902998160), (79, 2618467120), (80, 2585736281), (106, 1951499080), (158, 1309233560), (212, 975749540), (265, 780599632), (316, 654616780), (395, 523693424), (424, 487874770), (530, 390299816), (547, 378169840), (632, 327308390), (790, 261846712), (848, 243937385), (1060, 195149908), (1094, 189084920), (1129, 183223120), (1264, 163654195), (1580, 130923356), (2120, 97574954), (2188, 94542460), (2258, 91611560), (2735, 75633968), (3160, 65461678), (4187, 49405040), (4240, 48787477), (4376, 47271230), (4516, 45805780), (5470, 37816984), (5645, 36644624), (6320, 32730839), (8374, 24702520), (8752, 23635615), (9032, 22902890), (10940, 18908492), (11290, 18322312), (16748, 12351260), (18064, 11451445), (20935, 9881008), (21880, 9454246), (22580, 9161156), (28991, 7135280), (33496, 6175630), (41870, 4940504), (43213, 4786960), (43760, 4727123), (45160, 4580578), (57982, 3567640), (59837, 3457040), (66992, 3087815), (83740, 2470252), (86426, 2393480), (89191, 2319280), (90320, 2290289), (115964, 1783820), (119674, 1728520), (144955, 1427056), (167480, 1235126), (172852, 1196740), (178382, 1159640), (216065, 957392), (231928, 891910), (239348, 864260), (289910, 713528), (299185, 691408), (334960, 617563), (345704, 598370), (356764, 579820), (432130, 478696), (445955, 463856)]