2154401280

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:542

約数の個数: 320

約数和(自身を含む): 7778073600

約数和(自身を除く): 5623672320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 71, 72, 80, 90, 96, 108, 120, 128, 135, 142, 144, 160, 180, 192, 213, 216, 240, 256, 270, 284, 288, 320, 355, 360, 384, 426, 432, 439, 480, 512, 540, 568, 576, 639, 640, 710, 720, 768, 852, 864, 878, 960, 1065, 1080, 1136, 1152, 1278, 1280, 1317, 1420, 1440, 1536, 1704, 1728, 1756, 1917, 1920, 2130, 2160, 2195, 2272, 2304, 2556, 2560, 2634, 2840, 2880, 3195, 3408, 3456, 3512, 3834, 3840, 3951, 4260, 4320, 4390, 4544, 4608, 5112, 5268, 5680, 5760, 6390, 6585, 6816, 6912, 7024, 7668, 7680, 7902, 8520, 8640, 8780, 9088, 9585, 10224, 10536, 11360, 11520, 11853, 12780, 13170, 13632, 13824, 14048, 15336, 15804, 17040, 17280, 17560, 18176, 19170, 19755, 20448, 21072, 22720, 23040, 23706, 25560, 26340, 27264, 28096, 30672, 31169, 31608, 34080, 34560, 35120, 36352, 38340, 39510, 40896, 42144, 45440, 47412, 51120, 52680, 54528, 56192, 59265, 61344, 62338, 63216, 68160, 69120, 70240, 76680, 79020, 81792, 84288, 90880, 93507, 94824, 102240, 105360, 109056, 112384, 118530, 122688, 124676, 126432, 136320, 140480, 153360, 155845, 158040, 163584, 168576, 181760, 187014, 189648, 204480, 210720, 224768, 237060, 245376, 249352, 252864, 272640, 280521, 280960, 306720, 311690, 316080, 327168, 337152, 374028, 379296, 408960, 421440, 467535, 474120, 490752, 498704, 505728, 545280, 561042, 561920, 613440, 623380, 632160, 674304, 748056, 758592, 817920, 841563, 842880, 935070, 948240, 981504, 997408, 1011456, 1122084, 1123840, 1226880, 1246760, 1264320, 1402605, 1496112, 1517184, 1635840, 1683126, 1685760, 1870140, 1896480, 1994816, 2022912, 2244168, 2453760, 2493520, 2528640, 2805210, 2992224, 3034368, 3366252, 3371520, 3740280, 3792960, 3989632, 4207815, 4488336, 4907520, 4987040, 5057280, 5610420, 5984448, 6068736, 6732504, 7480560, 7585920, 7979264, 8415630, 8976672, 9974080, 10114560, 11220840, 11968896, 13465008, 14961120, 15171840, 15958528, 16831260, 17953344, 19948160, 22441680, 23937792, 26930016, 29922240, 30343680, 33662520, 35906688, 39896320, 44883360, 47875584, 53860032, 59844480, 67325040, 71813376, 79792640, 89766720, 107720064, 119688960, 134650080, 143626752, 179533440, 215440128, 239377920, 269300160, 359066880, 430880256, 538600320, 718133760, 1077200640, 2154401280]

約数ペア:

[(1, 2154401280), (2, 1077200640), (3, 718133760), (4, 538600320), (5, 430880256), (6, 359066880), (8, 269300160), (9, 239377920), (10, 215440128), (12, 179533440), (15, 143626752), (16, 134650080), (18, 119688960), (20, 107720064), (24, 89766720), (27, 79792640), (30, 71813376), (32, 67325040), (36, 59844480), (40, 53860032), (45, 47875584), (48, 44883360), (54, 39896320), (60, 35906688), (64, 33662520), (71, 30343680), (72, 29922240), (80, 26930016), (90, 23937792), (96, 22441680), (108, 19948160), (120, 17953344), (128, 16831260), (135, 15958528), (142, 15171840), (144, 14961120), (160, 13465008), (180, 11968896), (192, 11220840), (213, 10114560), (216, 9974080), (240, 8976672), (256, 8415630), (270, 7979264), (284, 7585920), (288, 7480560), (320, 6732504), (355, 6068736), (360, 5984448), (384, 5610420), (426, 5057280), (432, 4987040), (439, 4907520), (480, 4488336), (512, 4207815), (540, 3989632), (568, 3792960), (576, 3740280), (639, 3371520), (640, 3366252), (710, 3034368), (720, 2992224), (768, 2805210), (852, 2528640), (864, 2493520), (878, 2453760), (960, 2244168), (1065, 2022912), (1080, 1994816), (1136, 1896480), (1152, 1870140), (1278, 1685760), (1280, 1683126), (1317, 1635840), (1420, 1517184), (1440, 1496112), (1536, 1402605), (1704, 1264320), (1728, 1246760), (1756, 1226880), (1917, 1123840), (1920, 1122084), (2130, 1011456), (2160, 997408), (2195, 981504), (2272, 948240), (2304, 935070), (2556, 842880), (2560, 841563), (2634, 817920), (2840, 758592), (2880, 748056), (3195, 674304), (3408, 632160), (3456, 623380), (3512, 613440), (3834, 561920), (3840, 561042), (3951, 545280), (4260, 505728), (4320, 498704), (4390, 490752), (4544, 474120), (4608, 467535), (5112, 421440), (5268, 408960), (5680, 379296), (5760, 374028), (6390, 337152), (6585, 327168), (6816, 316080), (6912, 311690), (7024, 306720), (7668, 280960), (7680, 280521), (7902, 272640), (8520, 252864), (8640, 249352), (8780, 245376), (9088, 237060), (9585, 224768), (10224, 210720), (10536, 204480), (11360, 189648), (11520, 187014), (11853, 181760), (12780, 168576), (13170, 163584), (13632, 158040), (13824, 155845), (14048, 153360), (15336, 140480), (15804, 136320), (17040, 126432), (17280, 124676), (17560, 122688), (18176, 118530), (19170, 112384), (19755, 109056), (20448, 105360), (21072, 102240), (22720, 94824), (23040, 93507), (23706, 90880), (25560, 84288), (26340, 81792), (27264, 79020), (28096, 76680), (30672, 70240), (31169, 69120), (31608, 68160), (34080, 63216), (34560, 62338), (35120, 61344), (36352, 59265), (38340, 56192), (39510, 54528), (40896, 52680), (42144, 51120), (45440, 47412)]