20244912480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{1999}}^1$

素因数の和:2574

約数の個数: 288

約数和(自身を含む): 74574864000

約数和(自身を除く): 54329951520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 541, 585, 624, 720, 780, 936, 1040, 1082, 1170, 1248, 1440, 1560, 1623, 1872, 1999, 2080, 2164, 2340, 2705, 3120, 3246, 3744, 3998, 4328, 4680, 4869, 5410, 5997, 6240, 6492, 7033, 7996, 8115, 8656, 9360, 9738, 9995, 10820, 11994, 12984, 14066, 15992, 16230, 17312, 17991, 18720, 19476, 19990, 21099, 21640, 23988, 24345, 25968, 25987, 28132, 29985, 31984, 32460, 35165, 35982, 38952, 39980, 42198, 43280, 47976, 48690, 51936, 51974, 56264, 59970, 63297, 63968, 64920, 70330, 71964, 77904, 77961, 79960, 84396, 86560, 89955, 95952, 97380, 103948, 105495, 112528, 119940, 126594, 129840, 129935, 140660, 143928, 155808, 155922, 159920, 168792, 179910, 191904, 194760, 207896, 210990, 225056, 233883, 239880, 253188, 259680, 259870, 281320, 287856, 311844, 316485, 319840, 337584, 359820, 389520, 389805, 415792, 421980, 467766, 479760, 506376, 519740, 562640, 575712, 623688, 632970, 675168, 719640, 779040, 779610, 831584, 843960, 935532, 959520, 1012752, 1039480, 1081459, 1125280, 1169415, 1247376, 1265940, 1439280, 1559220, 1687920, 1871064, 2025504, 2078960, 2162918, 2338830, 2494752, 2531880, 2878560, 3118440, 3244377, 3375840, 3742128, 4157920, 4325836, 4677660, 5063760, 5407295, 6236880, 6488754, 7484256, 8651672, 9355320, 9733131, 10127520, 10814590, 12473760, 12977508, 14058967, 16221885, 17303344, 18710640, 19466262, 21629180, 25955016, 28117934, 32443770, 34606688, 37421280, 38932524, 42176901, 43258360, 48665655, 51910032, 56235868, 64887540, 70294835, 77865048, 84353802, 86516720, 97331310, 103820064, 112471736, 126530703, 129775080, 140589670, 155730096, 168707604, 173033440, 194662620, 210884505, 224943472, 253061406, 259550160, 281179340, 311460192, 337415208, 389325240, 421769010, 449886944, 506122812, 519100320, 562358680, 632653515, 674830416, 778650480, 843538020, 1012245624, 1124717360, 1265307030, 1349660832, 1557300960, 1687076040, 2024491248, 2249434720, 2530614060, 3374152080, 4048982496, 5061228120, 6748304160, 10122456240, 20244912480]

約数ペア:

[(1, 20244912480), (2, 10122456240), (3, 6748304160), (4, 5061228120), (5, 4048982496), (6, 3374152080), (8, 2530614060), (9, 2249434720), (10, 2024491248), (12, 1687076040), (13, 1557300960), (15, 1349660832), (16, 1265307030), (18, 1124717360), (20, 1012245624), (24, 843538020), (26, 778650480), (30, 674830416), (32, 632653515), (36, 562358680), (39, 519100320), (40, 506122812), (45, 449886944), (48, 421769010), (52, 389325240), (60, 337415208), (65, 311460192), (72, 281179340), (78, 259550160), (80, 253061406), (90, 224943472), (96, 210884505), (104, 194662620), (117, 173033440), (120, 168707604), (130, 155730096), (144, 140589670), (156, 129775080), (160, 126530703), (180, 112471736), (195, 103820064), (208, 97331310), (234, 86516720), (240, 84353802), (260, 77865048), (288, 70294835), (312, 64887540), (360, 56235868), (390, 51910032), (416, 48665655), (468, 43258360), (480, 42176901), (520, 38932524), (541, 37421280), (585, 34606688), (624, 32443770), (720, 28117934), (780, 25955016), (936, 21629180), (1040, 19466262), (1082, 18710640), (1170, 17303344), (1248, 16221885), (1440, 14058967), (1560, 12977508), (1623, 12473760), (1872, 10814590), (1999, 10127520), (2080, 9733131), (2164, 9355320), (2340, 8651672), (2705, 7484256), (3120, 6488754), (3246, 6236880), (3744, 5407295), (3998, 5063760), (4328, 4677660), (4680, 4325836), (4869, 4157920), (5410, 3742128), (5997, 3375840), (6240, 3244377), (6492, 3118440), (7033, 2878560), (7996, 2531880), (8115, 2494752), (8656, 2338830), (9360, 2162918), (9738, 2078960), (9995, 2025504), (10820, 1871064), (11994, 1687920), (12984, 1559220), (14066, 1439280), (15992, 1265940), (16230, 1247376), (17312, 1169415), (17991, 1125280), (18720, 1081459), (19476, 1039480), (19990, 1012752), (21099, 959520), (21640, 935532), (23988, 843960), (24345, 831584), (25968, 779610), (25987, 779040), (28132, 719640), (29985, 675168), (31984, 632970), (32460, 623688), (35165, 575712), (35982, 562640), (38952, 519740), (39980, 506376), (42198, 479760), (43280, 467766), (47976, 421980), (48690, 415792), (51936, 389805), (51974, 389520), (56264, 359820), (59970, 337584), (63297, 319840), (63968, 316485), (64920, 311844), (70330, 287856), (71964, 281320), (77904, 259870), (77961, 259680), (79960, 253188), (84396, 239880), (86560, 233883), (89955, 225056), (95952, 210990), (97380, 207896), (103948, 194760), (105495, 191904), (112528, 179910), (119940, 168792), (126594, 159920), (129840, 155922), (129935, 155808), (140660, 143928)]