254325120

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:305

約数の個数: 256

約数和(自身を含む): 940032000

約数和(自身を除く): 685706880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 127, 128, 140, 149, 160, 168, 192, 210, 224, 240, 254, 280, 298, 320, 336, 381, 384, 420, 447, 448, 480, 508, 560, 596, 635, 640, 672, 745, 762, 840, 889, 894, 896, 960, 1016, 1043, 1120, 1192, 1270, 1344, 1490, 1524, 1680, 1778, 1788, 1905, 1920, 2032, 2086, 2235, 2240, 2384, 2540, 2667, 2688, 2980, 3048, 3129, 3360, 3556, 3576, 3810, 4064, 4172, 4445, 4470, 4480, 4768, 5080, 5215, 5334, 5960, 6096, 6258, 6720, 7112, 7152, 7620, 8128, 8344, 8890, 8940, 9536, 10160, 10430, 10668, 11920, 12192, 12516, 13335, 13440, 14224, 14304, 15240, 15645, 16256, 16688, 17780, 17880, 18923, 19072, 20320, 20860, 21336, 23840, 24384, 25032, 26670, 28448, 28608, 30480, 31290, 33376, 35560, 35760, 37846, 40640, 41720, 42672, 47680, 48768, 50064, 53340, 56769, 56896, 57216, 60960, 62580, 66752, 71120, 71520, 75692, 81280, 83440, 85344, 94615, 95360, 100128, 106680, 113538, 113792, 121920, 125160, 132461, 133504, 142240, 143040, 151384, 166880, 170688, 189230, 200256, 213360, 227076, 243840, 250320, 264922, 283845, 284480, 286080, 302768, 333760, 341376, 378460, 397383, 400512, 426720, 454152, 500640, 529844, 567690, 568960, 605536, 662305, 667520, 756920, 794766, 853440, 908304, 1001280, 1059688, 1135380, 1211072, 1324610, 1513840, 1589532, 1706880, 1816608, 1986915, 2002560, 2119376, 2270760, 2422144, 2649220, 3027680, 3179064, 3633216, 3973830, 4238752, 4541520, 5298440, 6055360, 6358128, 7266432, 7947660, 8477504, 9083040, 10596880, 12110720, 12716256, 15895320, 16955008, 18166080, 21193760, 25432512, 31790640, 36332160, 42387520, 50865024, 63581280, 84775040, 127162560, 254325120]

約数ペア:

[(1, 254325120), (2, 127162560), (3, 84775040), (4, 63581280), (5, 50865024), (6, 42387520), (7, 36332160), (8, 31790640), (10, 25432512), (12, 21193760), (14, 18166080), (15, 16955008), (16, 15895320), (20, 12716256), (21, 12110720), (24, 10596880), (28, 9083040), (30, 8477504), (32, 7947660), (35, 7266432), (40, 6358128), (42, 6055360), (48, 5298440), (56, 4541520), (60, 4238752), (64, 3973830), (70, 3633216), (80, 3179064), (84, 3027680), (96, 2649220), (105, 2422144), (112, 2270760), (120, 2119376), (127, 2002560), (128, 1986915), (140, 1816608), (149, 1706880), (160, 1589532), (168, 1513840), (192, 1324610), (210, 1211072), (224, 1135380), (240, 1059688), (254, 1001280), (280, 908304), (298, 853440), (320, 794766), (336, 756920), (381, 667520), (384, 662305), (420, 605536), (447, 568960), (448, 567690), (480, 529844), (508, 500640), (560, 454152), (596, 426720), (635, 400512), (640, 397383), (672, 378460), (745, 341376), (762, 333760), (840, 302768), (889, 286080), (894, 284480), (896, 283845), (960, 264922), (1016, 250320), (1043, 243840), (1120, 227076), (1192, 213360), (1270, 200256), (1344, 189230), (1490, 170688), (1524, 166880), (1680, 151384), (1778, 143040), (1788, 142240), (1905, 133504), (1920, 132461), (2032, 125160), (2086, 121920), (2235, 113792), (2240, 113538), (2384, 106680), (2540, 100128), (2667, 95360), (2688, 94615), (2980, 85344), (3048, 83440), (3129, 81280), (3360, 75692), (3556, 71520), (3576, 71120), (3810, 66752), (4064, 62580), (4172, 60960), (4445, 57216), (4470, 56896), (4480, 56769), (4768, 53340), (5080, 50064), (5215, 48768), (5334, 47680), (5960, 42672), (6096, 41720), (6258, 40640), (6720, 37846), (7112, 35760), (7152, 35560), (7620, 33376), (8128, 31290), (8344, 30480), (8890, 28608), (8940, 28448), (9536, 26670), (10160, 25032), (10430, 24384), (10668, 23840), (11920, 21336), (12192, 20860), (12516, 20320), (13335, 19072), (13440, 18923), (14224, 17880), (14304, 17780), (15240, 16688), (15645, 16256)]