20291389440

素因数分解:

$2^{11}\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{743}}^1$

素因数の和:907

約数の個数: 384

約数和(自身を含む): 74875207680

約数和(自身を除く): 54583818240

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, 160, 168, 192, 210, 224, 240, 254, 256, 280, 320, 336, 381, 384, 420, 448, 480, 508, 512, 560, 635, 640, 672, 743, 762, 768, 840, 889, 896, 960, 1016, 1024, 1120, 1270, 1280, 1344, 1486, 1524, 1536, 1680, 1778, 1792, 1905, 1920, 2032, 2048, 2229, 2240, 2540, 2560, 2667, 2688, 2972, 3048, 3072, 3360, 3556, 3584, 3715, 3810, 3840, 4064, 4445, 4458, 4480, 5080, 5120, 5201, 5334, 5376, 5944, 6096, 6144, 6720, 7112, 7168, 7430, 7620, 7680, 8128, 8890, 8916, 8960, 10160, 10240, 10402, 10668, 10752, 11145, 11888, 12192, 13335, 13440, 14224, 14336, 14860, 15240, 15360, 15603, 16256, 17780, 17832, 17920, 20320, 20804, 21336, 21504, 22290, 23776, 24384, 26005, 26670, 26880, 28448, 29720, 30480, 30720, 31206, 32512, 35560, 35664, 35840, 40640, 41608, 42672, 43008, 44580, 47552, 48768, 52010, 53340, 53760, 56896, 59440, 60960, 62412, 65024, 71120, 71328, 71680, 78015, 81280, 83216, 85344, 89160, 94361, 95104, 97536, 104020, 106680, 107520, 113792, 118880, 121920, 124824, 130048, 142240, 142656, 156030, 162560, 166432, 170688, 178320, 188722, 190208, 195072, 208040, 213360, 215040, 227584, 237760, 243840, 249648, 260096, 283083, 284480, 285312, 312060, 325120, 332864, 341376, 356640, 377444, 380416, 390144, 416080, 426720, 455168, 471805, 475520, 487680, 499296, 566166, 568960, 570624, 624120, 650240, 660527, 665728, 682752, 713280, 754888, 760832, 780288, 832160, 853440, 910336, 943610, 951040, 975360, 998592, 1132332, 1137920, 1141248, 1248240, 1300480, 1321054, 1331456, 1365504, 1415415, 1426560, 1509776, 1521664, 1664320, 1706880, 1820672, 1887220, 1902080, 1950720, 1981581, 1997184, 2264664, 2275840, 2282496, 2496480, 2642108, 2662912, 2731008, 2830830, 2853120, 3019552, 3302635, 3328640, 3413760, 3774440, 3804160, 3901440, 3963162, 3994368, 4529328, 4551680, 4564992, 4992960, 5284216, 5325824, 5462016, 5661660, 5706240, 6039104, 6605270, 6657280, 6827520, 7548880, 7608320, 7926324, 7988736, 9058656, 9103360, 9907905, 9985920, 10568432, 10651648, 11323320, 11412480, 12078208, 13210540, 13314560, 13655040, 15097760, 15852648, 15977472, 18117312, 19815810, 19971840, 21136864, 22646640, 22824960, 24156416, 26421080, 26629120, 27310080, 30195520, 31705296, 31954944, 36234624, 39631620, 39943680, 42273728, 45293280, 48312832, 52842160, 53258240, 60391040, 63410592, 72469248, 79263240, 79887360, 84547456, 90586560, 96625664, 105684320, 120782080, 126821184, 144938496, 158526480, 159774720, 169094912, 181173120, 193251328, 211368640, 241564160, 253642368, 289876992, 317052960, 338189824, 362346240, 422737280, 483128320, 507284736, 579753984, 634105920, 676379648, 724692480, 845474560, 966256640, 1014569472, 1268211840, 1352759296, 1449384960, 1690949120, 2029138944, 2536423680, 2898769920, 3381898240, 4058277888, 5072847360, 6763796480, 10145694720, 20291389440]

約数ペア:

[(1, 20291389440), (2, 10145694720), (3, 6763796480), (4, 5072847360), (5, 4058277888), (6, 3381898240), (7, 2898769920), (8, 2536423680), (10, 2029138944), (12, 1690949120), (14, 1449384960), (15, 1352759296), (16, 1268211840), (20, 1014569472), (21, 966256640), (24, 845474560), (28, 724692480), (30, 676379648), (32, 634105920), (35, 579753984), (40, 507284736), (42, 483128320), (48, 422737280), (56, 362346240), (60, 338189824), (64, 317052960), (70, 289876992), (80, 253642368), (84, 241564160), (96, 211368640), (105, 193251328), (112, 181173120), (120, 169094912), (127, 159774720), (128, 158526480), (140, 144938496), (160, 126821184), (168, 120782080), (192, 105684320), (210, 96625664), (224, 90586560), (240, 84547456), (254, 79887360), (256, 79263240), (280, 72469248), (320, 63410592), (336, 60391040), (381, 53258240), (384, 52842160), (420, 48312832), (448, 45293280), (480, 42273728), (508, 39943680), (512, 39631620), (560, 36234624), (635, 31954944), (640, 31705296), (672, 30195520), (743, 27310080), (762, 26629120), (768, 26421080), (840, 24156416), (889, 22824960), (896, 22646640), (960, 21136864), (1016, 19971840), (1024, 19815810), (1120, 18117312), (1270, 15977472), (1280, 15852648), (1344, 15097760), (1486, 13655040), (1524, 13314560), (1536, 13210540), (1680, 12078208), (1778, 11412480), (1792, 11323320), (1905, 10651648), (1920, 10568432), (2032, 9985920), (2048, 9907905), (2229, 9103360), (2240, 9058656), (2540, 7988736), (2560, 7926324), (2667, 7608320), (2688, 7548880), (2972, 6827520), (3048, 6657280), (3072, 6605270), (3360, 6039104), (3556, 5706240), (3584, 5661660), (3715, 5462016), (3810, 5325824), (3840, 5284216), (4064, 4992960), (4445, 4564992), (4458, 4551680), (4480, 4529328), (5080, 3994368), (5120, 3963162), (5201, 3901440), (5334, 3804160), (5376, 3774440), (5944, 3413760), (6096, 3328640), (6144, 3302635), (6720, 3019552), (7112, 2853120), (7168, 2830830), (7430, 2731008), (7620, 2662912), (7680, 2642108), (8128, 2496480), (8890, 2282496), (8916, 2275840), (8960, 2264664), (10160, 1997184), (10240, 1981581), (10402, 1950720), (10668, 1902080), (10752, 1887220), (11145, 1820672), (11888, 1706880), (12192, 1664320), (13335, 1521664), (13440, 1509776), (14224, 1426560), (14336, 1415415), (14860, 1365504), (15240, 1331456), (15360, 1321054), (15603, 1300480), (16256, 1248240), (17780, 1141248), (17832, 1137920), (17920, 1132332), (20320, 998592), (20804, 975360), (21336, 951040), (21504, 943610), (22290, 910336), (23776, 853440), (24384, 832160), (26005, 780288), (26670, 760832), (26880, 754888), (28448, 713280), (29720, 682752), (30480, 665728), (30720, 660527), (31206, 650240), (32512, 624120), (35560, 570624), (35664, 568960), (35840, 566166), (40640, 499296), (41608, 487680), (42672, 475520), (43008, 471805), (44580, 455168), (47552, 426720), (48768, 416080), (52010, 390144), (53340, 380416), (53760, 377444), (56896, 356640), (59440, 341376), (60960, 332864), (62412, 325120), (65024, 312060), (71120, 285312), (71328, 284480), (71680, 283083), (78015, 260096), (81280, 249648), (83216, 243840), (85344, 237760), (89160, 227584), (94361, 215040), (95104, 213360), (97536, 208040), (104020, 195072), (106680, 190208), (107520, 188722), (113792, 178320), (118880, 170688), (121920, 166432), (124824, 162560), (130048, 156030), (142240, 142656)]