254172720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:443

約数の個数: 160

約数和(自身を含む): 822804480

約数和(自身を除く): 568631760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 127, 155, 186, 240, 248, 254, 269, 310, 372, 381, 465, 496, 508, 538, 620, 635, 744, 762, 807, 930, 1016, 1076, 1240, 1270, 1345, 1488, 1524, 1614, 1860, 1905, 2032, 2152, 2480, 2540, 2690, 3048, 3228, 3720, 3810, 3937, 4035, 4304, 5080, 5380, 6096, 6456, 7440, 7620, 7874, 8070, 8339, 10160, 10760, 11811, 12912, 15240, 15748, 16140, 16678, 19685, 21520, 23622, 25017, 30480, 31496, 32280, 33356, 34163, 39370, 41695, 47244, 50034, 59055, 62992, 64560, 66712, 68326, 78740, 83390, 94488, 100068, 102489, 118110, 125085, 133424, 136652, 157480, 166780, 170815, 188976, 200136, 204978, 236220, 250170, 273304, 314960, 333560, 341630, 400272, 409956, 472440, 500340, 512445, 546608, 667120, 683260, 819912, 944880, 1000680, 1024890, 1059053, 1366520, 1639824, 2001360, 2049780, 2118106, 2733040, 3177159, 4099560, 4236212, 5295265, 6354318, 8199120, 8472424, 10590530, 12708636, 15885795, 16944848, 21181060, 25417272, 31771590, 42362120, 50834544, 63543180, 84724240, 127086360, 254172720]

約数ペア:

[(1, 254172720), (2, 127086360), (3, 84724240), (4, 63543180), (5, 50834544), (6, 42362120), (8, 31771590), (10, 25417272), (12, 21181060), (15, 16944848), (16, 15885795), (20, 12708636), (24, 10590530), (30, 8472424), (31, 8199120), (40, 6354318), (48, 5295265), (60, 4236212), (62, 4099560), (80, 3177159), (93, 2733040), (120, 2118106), (124, 2049780), (127, 2001360), (155, 1639824), (186, 1366520), (240, 1059053), (248, 1024890), (254, 1000680), (269, 944880), (310, 819912), (372, 683260), (381, 667120), (465, 546608), (496, 512445), (508, 500340), (538, 472440), (620, 409956), (635, 400272), (744, 341630), (762, 333560), (807, 314960), (930, 273304), (1016, 250170), (1076, 236220), (1240, 204978), (1270, 200136), (1345, 188976), (1488, 170815), (1524, 166780), (1614, 157480), (1860, 136652), (1905, 133424), (2032, 125085), (2152, 118110), (2480, 102489), (2540, 100068), (2690, 94488), (3048, 83390), (3228, 78740), (3720, 68326), (3810, 66712), (3937, 64560), (4035, 62992), (4304, 59055), (5080, 50034), (5380, 47244), (6096, 41695), (6456, 39370), (7440, 34163), (7620, 33356), (7874, 32280), (8070, 31496), (8339, 30480), (10160, 25017), (10760, 23622), (11811, 21520), (12912, 19685), (15240, 16678), (15748, 16140)]