20291875968

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2351}}^1$

素因数の和:2420

約数の個数: 384

約数和(自身を含む): 70243891200

約数和(自身を除く): 49952015232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 32, 38, 39, 42, 48, 52, 56, 57, 64, 76, 78, 84, 91, 96, 104, 112, 114, 128, 133, 152, 156, 168, 169, 182, 192, 208, 224, 228, 247, 266, 273, 304, 312, 336, 338, 364, 384, 399, 416, 448, 456, 494, 507, 532, 546, 608, 624, 672, 676, 728, 741, 798, 832, 896, 912, 988, 1014, 1064, 1092, 1183, 1216, 1248, 1344, 1352, 1456, 1482, 1596, 1664, 1729, 1824, 1976, 2028, 2128, 2184, 2351, 2366, 2432, 2496, 2688, 2704, 2912, 2964, 3192, 3211, 3458, 3549, 3648, 3952, 4056, 4256, 4368, 4702, 4732, 4992, 5187, 5408, 5824, 5928, 6384, 6422, 6916, 7053, 7098, 7296, 7904, 8112, 8512, 8736, 9404, 9464, 9633, 10374, 10816, 11648, 11856, 12768, 12844, 13832, 14106, 14196, 15808, 16224, 16457, 17024, 17472, 18808, 18928, 19266, 20748, 21632, 22477, 23712, 25536, 25688, 27664, 28212, 28392, 30563, 31616, 32448, 32914, 34944, 37616, 37856, 38532, 41496, 44669, 44954, 47424, 49371, 51072, 51376, 55328, 56424, 56784, 61126, 64896, 65828, 67431, 75232, 75712, 77064, 82992, 89338, 89908, 91689, 94848, 98742, 102752, 110656, 112848, 113568, 122252, 131656, 134007, 134862, 150464, 151424, 154128, 165984, 178676, 179816, 183378, 197484, 205504, 213941, 221312, 225696, 227136, 244504, 263312, 268014, 269724, 300928, 308256, 312683, 331968, 357352, 359632, 366756, 394968, 397319, 411008, 427882, 451392, 454272, 489008, 526624, 536028, 539448, 580697, 616512, 625366, 641823, 663936, 714704, 719264, 733512, 789936, 794638, 855764, 902784, 938049, 978016, 1053248, 1072056, 1078896, 1161394, 1191957, 1233024, 1250732, 1283646, 1429408, 1438528, 1467024, 1579872, 1589276, 1711528, 1742091, 1876098, 1956032, 2106496, 2144112, 2157792, 2322788, 2383914, 2501464, 2567292, 2781233, 2858816, 2877056, 2934048, 3159744, 3178552, 3423056, 3484182, 3752196, 3912064, 4064879, 4288224, 4315584, 4645576, 4767828, 5002928, 5134584, 5562466, 5717632, 5868096, 6319488, 6357104, 6846112, 6968364, 7504392, 7549061, 8129758, 8343699, 8576448, 8631168, 9291152, 9535656, 10005856, 10269168, 11124932, 11736192, 12194637, 12714208, 13692224, 13936728, 15008784, 15098122, 16259516, 16687398, 17152896, 18582304, 19071312, 20011712, 20538336, 22249864, 22647183, 24389274, 25428416, 27384448, 27873456, 30017568, 30196244, 32519032, 33374796, 37164608, 38142624, 40023424, 41076672, 44499728, 45294366, 48778548, 50856832, 52843427, 55746912, 60035136, 60392488, 65038064, 66749592, 74329216, 76285248, 82153344, 88999456, 90588732, 97557096, 105686854, 111493824, 120070272, 120784976, 130076128, 133499184, 152570496, 158530281, 177998912, 181177464, 195114192, 211373708, 222987648, 241569952, 260152256, 266998368, 317060562, 355997824, 362354928, 390228384, 422747416, 483139904, 520304512, 533996736, 634121124, 724709856, 780456768, 845494832, 966279808, 1067993472, 1268242248, 1449419712, 1560913536, 1690989664, 2536484496, 2898839424, 3381979328, 5072968992, 6763958656, 10145937984, 20291875968]

約数ペア:

[(1, 20291875968), (2, 10145937984), (3, 6763958656), (4, 5072968992), (6, 3381979328), (7, 2898839424), (8, 2536484496), (12, 1690989664), (13, 1560913536), (14, 1449419712), (16, 1268242248), (19, 1067993472), (21, 966279808), (24, 845494832), (26, 780456768), (28, 724709856), (32, 634121124), (38, 533996736), (39, 520304512), (42, 483139904), (48, 422747416), (52, 390228384), (56, 362354928), (57, 355997824), (64, 317060562), (76, 266998368), (78, 260152256), (84, 241569952), (91, 222987648), (96, 211373708), (104, 195114192), (112, 181177464), (114, 177998912), (128, 158530281), (133, 152570496), (152, 133499184), (156, 130076128), (168, 120784976), (169, 120070272), (182, 111493824), (192, 105686854), (208, 97557096), (224, 90588732), (228, 88999456), (247, 82153344), (266, 76285248), (273, 74329216), (304, 66749592), (312, 65038064), (336, 60392488), (338, 60035136), (364, 55746912), (384, 52843427), (399, 50856832), (416, 48778548), (448, 45294366), (456, 44499728), (494, 41076672), (507, 40023424), (532, 38142624), (546, 37164608), (608, 33374796), (624, 32519032), (672, 30196244), (676, 30017568), (728, 27873456), (741, 27384448), (798, 25428416), (832, 24389274), (896, 22647183), (912, 22249864), (988, 20538336), (1014, 20011712), (1064, 19071312), (1092, 18582304), (1183, 17152896), (1216, 16687398), (1248, 16259516), (1344, 15098122), (1352, 15008784), (1456, 13936728), (1482, 13692224), (1596, 12714208), (1664, 12194637), (1729, 11736192), (1824, 11124932), (1976, 10269168), (2028, 10005856), (2128, 9535656), (2184, 9291152), (2351, 8631168), (2366, 8576448), (2432, 8343699), (2496, 8129758), (2688, 7549061), (2704, 7504392), (2912, 6968364), (2964, 6846112), (3192, 6357104), (3211, 6319488), (3458, 5868096), (3549, 5717632), (3648, 5562466), (3952, 5134584), (4056, 5002928), (4256, 4767828), (4368, 4645576), (4702, 4315584), (4732, 4288224), (4992, 4064879), (5187, 3912064), (5408, 3752196), (5824, 3484182), (5928, 3423056), (6384, 3178552), (6422, 3159744), (6916, 2934048), (7053, 2877056), (7098, 2858816), (7296, 2781233), (7904, 2567292), (8112, 2501464), (8512, 2383914), (8736, 2322788), (9404, 2157792), (9464, 2144112), (9633, 2106496), (10374, 1956032), (10816, 1876098), (11648, 1742091), (11856, 1711528), (12768, 1589276), (12844, 1579872), (13832, 1467024), (14106, 1438528), (14196, 1429408), (15808, 1283646), (16224, 1250732), (16457, 1233024), (17024, 1191957), (17472, 1161394), (18808, 1078896), (18928, 1072056), (19266, 1053248), (20748, 978016), (21632, 938049), (22477, 902784), (23712, 855764), (25536, 794638), (25688, 789936), (27664, 733512), (28212, 719264), (28392, 714704), (30563, 663936), (31616, 641823), (32448, 625366), (32914, 616512), (34944, 580697), (37616, 539448), (37856, 536028), (38532, 526624), (41496, 489008), (44669, 454272), (44954, 451392), (47424, 427882), (49371, 411008), (51072, 397319), (51376, 394968), (55328, 366756), (56424, 359632), (56784, 357352), (61126, 331968), (64896, 312683), (65828, 308256), (67431, 300928), (75232, 269724), (75712, 268014), (77064, 263312), (82992, 244504), (89338, 227136), (89908, 225696), (91689, 221312), (94848, 213941), (98742, 205504), (102752, 197484), (110656, 183378), (112848, 179816), (113568, 178676), (122252, 165984), (131656, 154128), (134007, 151424), (134862, 150464)]