84724240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 205701120

約数和(自身を除く): 120976880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 127, 155, 248, 254, 269, 310, 496, 508, 538, 620, 635, 1016, 1076, 1240, 1270, 1345, 2032, 2152, 2480, 2540, 2690, 3937, 4304, 5080, 5380, 7874, 8339, 10160, 10760, 15748, 16678, 19685, 21520, 31496, 33356, 34163, 39370, 41695, 62992, 66712, 68326, 78740, 83390, 133424, 136652, 157480, 166780, 170815, 273304, 314960, 333560, 341630, 546608, 667120, 683260, 1059053, 1366520, 2118106, 2733040, 4236212, 5295265, 8472424, 10590530, 16944848, 21181060, 42362120, 84724240]

約数ペア:

[(1, 84724240), (2, 42362120), (4, 21181060), (5, 16944848), (8, 10590530), (10, 8472424), (16, 5295265), (20, 4236212), (31, 2733040), (40, 2118106), (62, 1366520), (80, 1059053), (124, 683260), (127, 667120), (155, 546608), (248, 341630), (254, 333560), (269, 314960), (310, 273304), (496, 170815), (508, 166780), (538, 157480), (620, 136652), (635, 133424), (1016, 83390), (1076, 78740), (1240, 68326), (1270, 66712), (1345, 62992), (2032, 41695), (2152, 39370), (2480, 34163), (2540, 33356), (2690, 31496), (3937, 21520), (4304, 19685), (5080, 16678), (5380, 15748), (7874, 10760), (8339, 10160)]