20839622720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:350

約数の個数: 448

約数和(自身を含む): 63045319680

約数和(自身を除く): 42205696960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 29, 32, 34, 35, 40, 56, 58, 64, 68, 70, 80, 85, 112, 113, 116, 119, 136, 140, 145, 160, 167, 170, 203, 224, 226, 232, 238, 272, 280, 290, 320, 334, 340, 406, 448, 452, 464, 476, 493, 544, 560, 565, 580, 595, 668, 680, 791, 812, 835, 904, 928, 952, 986, 1015, 1088, 1120, 1130, 1160, 1169, 1190, 1336, 1360, 1582, 1624, 1670, 1808, 1856, 1904, 1921, 1972, 2030, 2240, 2260, 2320, 2338, 2380, 2465, 2672, 2720, 2839, 3164, 3248, 3277, 3340, 3451, 3616, 3808, 3842, 3944, 3955, 4060, 4520, 4640, 4676, 4760, 4843, 4930, 5344, 5440, 5678, 5845, 6328, 6496, 6554, 6680, 6902, 7232, 7616, 7684, 7888, 7910, 8120, 9040, 9280, 9352, 9520, 9605, 9686, 9860, 10688, 11356, 11690, 12656, 12992, 13108, 13360, 13447, 13804, 14195, 15368, 15776, 15820, 16240, 16385, 17255, 18080, 18704, 18871, 19040, 19210, 19372, 19720, 19873, 22712, 22939, 23380, 24215, 25312, 26216, 26720, 26894, 27608, 28390, 30736, 31552, 31640, 32480, 32770, 33901, 34510, 36160, 37408, 37742, 38080, 38420, 38744, 39440, 39746, 45424, 45878, 46760, 48430, 50624, 52432, 53440, 53788, 55216, 55709, 56780, 61472, 63280, 64960, 65540, 67235, 67802, 69020, 74816, 75484, 76840, 77488, 78880, 79492, 82331, 90848, 91756, 93520, 94355, 96860, 99365, 104864, 107576, 110432, 111418, 113560, 114695, 122944, 126560, 131080, 132097, 134470, 135604, 138040, 150968, 153680, 154976, 157760, 158984, 164662, 169505, 181696, 183512, 187040, 188710, 193720, 198730, 209728, 215152, 220864, 222836, 227120, 229390, 253120, 262160, 264194, 268940, 271208, 276080, 278545, 301936, 307360, 309952, 317968, 320807, 329324, 339010, 367024, 374080, 377420, 387440, 389963, 397460, 411655, 430304, 445672, 454240, 458780, 524320, 528388, 537880, 542416, 547259, 552160, 557090, 576317, 603872, 614720, 635936, 641614, 658648, 660485, 678020, 734048, 754840, 774880, 779926, 794920, 823310, 860608, 891344, 908480, 917560, 1048640, 1056776, 1075760, 1084832, 1094518, 1104320, 1114180, 1152634, 1207744, 1271872, 1283228, 1317296, 1320970, 1356040, 1468096, 1509680, 1549760, 1559852, 1589840, 1604035, 1646620, 1782688, 1835120, 1949815, 2113552, 2151520, 2169664, 2189036, 2228360, 2245649, 2305268, 2566456, 2634592, 2641940, 2712080, 2736295, 2881585, 3019360, 3119704, 3179680, 3208070, 3293240, 3565376, 3670240, 3830813, 3899630, 4227104, 4303040, 4378072, 4456720, 4491298, 4610536, 5132912, 5269184, 5283880, 5424160, 5472590, 5763170, 6038720, 6239408, 6359360, 6416140, 6586480, 7340480, 7661626, 7799260, 8454208, 8756144, 8913440, 8982596, 9221072, 9303403, 10265824, 10567760, 10848320, 10945180, 11228245, 11526340, 12478816, 12832280, 13172960, 15323252, 15598520, 17512288, 17826880, 17965192, 18442144, 18606806, 19154065, 20531648, 21135520, 21890360, 22456490, 23052680, 24957632, 25664560, 26345920, 30646504, 31197040, 35024576, 35930384, 36884288, 37213612, 38308130, 42271040, 43780720, 44912980, 46105360, 46517015, 51329120, 61293008, 62394080, 65123821, 71860768, 74427224, 76616260, 87561440, 89825960, 92210720, 93034030, 102658240, 122586016, 124788160, 130247642, 143721536, 148854448, 153232520, 175122880, 179651920, 184421440, 186068060, 245172032, 260495284, 297708896, 306465040, 325619105, 359303840, 372136120, 520990568, 595417792, 612930080, 651238210, 718607680, 744272240, 1041981136, 1225860160, 1302476420, 1488544480, 2083962272, 2604952840, 2977088960, 4167924544, 5209905680, 10419811360, 20839622720]

約数ペア:

[(1, 20839622720), (2, 10419811360), (4, 5209905680), (5, 4167924544), (7, 2977088960), (8, 2604952840), (10, 2083962272), (14, 1488544480), (16, 1302476420), (17, 1225860160), (20, 1041981136), (28, 744272240), (29, 718607680), (32, 651238210), (34, 612930080), (35, 595417792), (40, 520990568), (56, 372136120), (58, 359303840), (64, 325619105), (68, 306465040), (70, 297708896), (80, 260495284), (85, 245172032), (112, 186068060), (113, 184421440), (116, 179651920), (119, 175122880), (136, 153232520), (140, 148854448), (145, 143721536), (160, 130247642), (167, 124788160), (170, 122586016), (203, 102658240), (224, 93034030), (226, 92210720), (232, 89825960), (238, 87561440), (272, 76616260), (280, 74427224), (290, 71860768), (320, 65123821), (334, 62394080), (340, 61293008), (406, 51329120), (448, 46517015), (452, 46105360), (464, 44912980), (476, 43780720), (493, 42271040), (544, 38308130), (560, 37213612), (565, 36884288), (580, 35930384), (595, 35024576), (668, 31197040), (680, 30646504), (791, 26345920), (812, 25664560), (835, 24957632), (904, 23052680), (928, 22456490), (952, 21890360), (986, 21135520), (1015, 20531648), (1088, 19154065), (1120, 18606806), (1130, 18442144), (1160, 17965192), (1169, 17826880), (1190, 17512288), (1336, 15598520), (1360, 15323252), (1582, 13172960), (1624, 12832280), (1670, 12478816), (1808, 11526340), (1856, 11228245), (1904, 10945180), (1921, 10848320), (1972, 10567760), (2030, 10265824), (2240, 9303403), (2260, 9221072), (2320, 8982596), (2338, 8913440), (2380, 8756144), (2465, 8454208), (2672, 7799260), (2720, 7661626), (2839, 7340480), (3164, 6586480), (3248, 6416140), (3277, 6359360), (3340, 6239408), (3451, 6038720), (3616, 5763170), (3808, 5472590), (3842, 5424160), (3944, 5283880), (3955, 5269184), (4060, 5132912), (4520, 4610536), (4640, 4491298), (4676, 4456720), (4760, 4378072), (4843, 4303040), (4930, 4227104), (5344, 3899630), (5440, 3830813), (5678, 3670240), (5845, 3565376), (6328, 3293240), (6496, 3208070), (6554, 3179680), (6680, 3119704), (6902, 3019360), (7232, 2881585), (7616, 2736295), (7684, 2712080), (7888, 2641940), (7910, 2634592), (8120, 2566456), (9040, 2305268), (9280, 2245649), (9352, 2228360), (9520, 2189036), (9605, 2169664), (9686, 2151520), (9860, 2113552), (10688, 1949815), (11356, 1835120), (11690, 1782688), (12656, 1646620), (12992, 1604035), (13108, 1589840), (13360, 1559852), (13447, 1549760), (13804, 1509680), (14195, 1468096), (15368, 1356040), (15776, 1320970), (15820, 1317296), (16240, 1283228), (16385, 1271872), (17255, 1207744), (18080, 1152634), (18704, 1114180), (18871, 1104320), (19040, 1094518), (19210, 1084832), (19372, 1075760), (19720, 1056776), (19873, 1048640), (22712, 917560), (22939, 908480), (23380, 891344), (24215, 860608), (25312, 823310), (26216, 794920), (26720, 779926), (26894, 774880), (27608, 754840), (28390, 734048), (30736, 678020), (31552, 660485), (31640, 658648), (32480, 641614), (32770, 635936), (33901, 614720), (34510, 603872), (36160, 576317), (37408, 557090), (37742, 552160), (38080, 547259), (38420, 542416), (38744, 537880), (39440, 528388), (39746, 524320), (45424, 458780), (45878, 454240), (46760, 445672), (48430, 430304), (50624, 411655), (52432, 397460), (53440, 389963), (53788, 387440), (55216, 377420), (55709, 374080), (56780, 367024), (61472, 339010), (63280, 329324), (64960, 320807), (65540, 317968), (67235, 309952), (67802, 307360), (69020, 301936), (74816, 278545), (75484, 276080), (76840, 271208), (77488, 268940), (78880, 264194), (79492, 262160), (82331, 253120), (90848, 229390), (91756, 227120), (93520, 222836), (94355, 220864), (96860, 215152), (99365, 209728), (104864, 198730), (107576, 193720), (110432, 188710), (111418, 187040), (113560, 183512), (114695, 181696), (122944, 169505), (126560, 164662), (131080, 158984), (132097, 157760), (134470, 154976), (135604, 153680), (138040, 150968)]