20115245280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:515

約数の個数: 576

約数和(自身を含む): 74730055680

約数和(自身を除く): 54614810400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 31, 32, 38, 39, 40, 48, 52, 57, 60, 62, 65, 76, 78, 80, 93, 95, 96, 104, 114, 120, 124, 130, 152, 155, 156, 160, 169, 186, 190, 195, 208, 228, 240, 247, 248, 260, 285, 304, 310, 312, 338, 372, 380, 390, 403, 416, 421, 456, 465, 480, 494, 496, 507, 520, 570, 589, 608, 620, 624, 676, 741, 744, 760, 780, 806, 842, 845, 912, 930, 988, 992, 1014, 1040, 1140, 1178, 1209, 1235, 1240, 1248, 1263, 1352, 1482, 1488, 1520, 1560, 1612, 1684, 1690, 1767, 1824, 1860, 1976, 2015, 2028, 2080, 2105, 2280, 2356, 2418, 2470, 2480, 2526, 2535, 2704, 2945, 2964, 2976, 3040, 3120, 3211, 3224, 3368, 3380, 3534, 3705, 3720, 3952, 4030, 4056, 4210, 4560, 4712, 4836, 4940, 4960, 5052, 5070, 5239, 5408, 5473, 5890, 5928, 6045, 6240, 6315, 6422, 6448, 6736, 6760, 7068, 7410, 7440, 7657, 7904, 7999, 8060, 8112, 8420, 8835, 9120, 9424, 9633, 9672, 9880, 10104, 10140, 10478, 10946, 11780, 11856, 12090, 12630, 12844, 12896, 13051, 13472, 13520, 14136, 14820, 14880, 15314, 15717, 15998, 16055, 16120, 16224, 16419, 16840, 17670, 18848, 19266, 19344, 19760, 20208, 20280, 20956, 21892, 22971, 23560, 23712, 23997, 24180, 25260, 25688, 26102, 26195, 27040, 27365, 28272, 29640, 30628, 31434, 31996, 32110, 32240, 32838, 33680, 35340, 38285, 38532, 38688, 39153, 39520, 39995, 40416, 40560, 41912, 43784, 45942, 47120, 47994, 48165, 48360, 50520, 51376, 52204, 52390, 54730, 56544, 59280, 61256, 62868, 63992, 64220, 64480, 65255, 65676, 67360, 70680, 71149, 76570, 77064, 78306, 78585, 79990, 81120, 82095, 83824, 87568, 91884, 94240, 95988, 96330, 96720, 99541, 101040, 102752, 103987, 104408, 104780, 109460, 114855, 118560, 119985, 122512, 125736, 127984, 128440, 130510, 131352, 141360, 142298, 153140, 154128, 156612, 157170, 159980, 164190, 167648, 169663, 175136, 183768, 191976, 192660, 193440, 195765, 199082, 202080, 207974, 208816, 209560, 213447, 218920, 229710, 239970, 245024, 247969, 251472, 255968, 256880, 261020, 262704, 282720, 284596, 298623, 306280, 308256, 311961, 313224, 314340, 319960, 328380, 339326, 355745, 367536, 383952, 385320, 391530, 398164, 415948, 417632, 419120, 426894, 437840, 459420, 479940, 495938, 497705, 502944, 508989, 513760, 519935, 522040, 525408, 569192, 597246, 612560, 623922, 626448, 628680, 639920, 656760, 678652, 711490, 735072, 743907, 767904, 770640, 783060, 796328, 831896, 838240, 848315, 853788, 875680, 918840, 959880, 991876, 995410, 1017978, 1039870, 1044080, 1067235, 1138384, 1194492, 1225120, 1239845, 1247844, 1252896, 1257360, 1279840, 1313520, 1351831, 1357304, 1422980, 1487814, 1493115, 1541280, 1559805, 1566120, 1592656, 1663792, 1696630, 1707576, 1837680, 1919760, 1983752, 1990820, 2035956, 2079740, 2088160, 2134470, 2205619, 2276768, 2388984, 2479690, 2495688, 2514720, 2544945, 2627040, 2703662, 2714608, 2845960, 2975628, 2986230, 3119610, 3132240, 3185312, 3223597, 3327584, 3393260, 3415152, 3675360, 3719535, 3839520, 3967504, 3981640, 4055493, 4071912, 4159480, 4268940, 4411238, 4777968, 4959380, 4991376, 5089890, 5407324, 5429216, 5691920, 5951256, 5972460, 6239220, 6264480, 6447194, 6616857, 6759155, 6786520, 6830304, 7439070, 7935008, 7963280, 8110986, 8143824, 8318960, 8537880, 8822476, 9555936, 9670791, 9918760, 9982752, 10179780, 10814648, 11028095, 11383840, 11902512, 11944920, 12478440, 12894388, 13233714, 13518310, 13573040, 14878140, 15926560, 16117985, 16221972, 16287648, 16637920, 17075760, 17644952, 19341582, 19837520, 20277465, 20359560, 21629296, 22056190, 23805024, 23889840, 24956880, 25788776, 26467428, 27036620, 27146080, 29756280, 32235970, 32443944, 33084285, 34151520, 35289904, 38683164, 39675040, 40554930, 40719120, 41906761, 43258592, 44112380, 47779680, 48353955, 49913760, 51577552, 52934856, 54073240, 59512560, 64471940, 64887888, 66168570, 70579808, 77366328, 81109860, 81438240, 83813522, 88224760, 96707910, 103155104, 105869712, 108146480, 119025120, 125720283, 128943880, 129775776, 132337140, 154732656, 162219720, 167627044, 176449520, 193415820, 209533805, 211739424, 216292960, 251440566, 257887760, 264674280, 309465312, 324439440, 335254088, 352899040, 386831640, 419067610, 502881132, 515775520, 529348560, 628601415, 648878880, 670508176, 773663280, 838135220, 1005762264, 1058697120, 1257202830, 1341016352, 1547326560, 1676270440, 2011524528, 2514405660, 3352540880, 4023049056, 5028811320, 6705081760, 10057622640, 20115245280]

約数ペア:

[(1, 20115245280), (2, 10057622640), (3, 6705081760), (4, 5028811320), (5, 4023049056), (6, 3352540880), (8, 2514405660), (10, 2011524528), (12, 1676270440), (13, 1547326560), (15, 1341016352), (16, 1257202830), (19, 1058697120), (20, 1005762264), (24, 838135220), (26, 773663280), (30, 670508176), (31, 648878880), (32, 628601415), (38, 529348560), (39, 515775520), (40, 502881132), (48, 419067610), (52, 386831640), (57, 352899040), (60, 335254088), (62, 324439440), (65, 309465312), (76, 264674280), (78, 257887760), (80, 251440566), (93, 216292960), (95, 211739424), (96, 209533805), (104, 193415820), (114, 176449520), (120, 167627044), (124, 162219720), (130, 154732656), (152, 132337140), (155, 129775776), (156, 128943880), (160, 125720283), (169, 119025120), (186, 108146480), (190, 105869712), (195, 103155104), (208, 96707910), (228, 88224760), (240, 83813522), (247, 81438240), (248, 81109860), (260, 77366328), (285, 70579808), (304, 66168570), (310, 64887888), (312, 64471940), (338, 59512560), (372, 54073240), (380, 52934856), (390, 51577552), (403, 49913760), (416, 48353955), (421, 47779680), (456, 44112380), (465, 43258592), (480, 41906761), (494, 40719120), (496, 40554930), (507, 39675040), (520, 38683164), (570, 35289904), (589, 34151520), (608, 33084285), (620, 32443944), (624, 32235970), (676, 29756280), (741, 27146080), (744, 27036620), (760, 26467428), (780, 25788776), (806, 24956880), (842, 23889840), (845, 23805024), (912, 22056190), (930, 21629296), (988, 20359560), (992, 20277465), (1014, 19837520), (1040, 19341582), (1140, 17644952), (1178, 17075760), (1209, 16637920), (1235, 16287648), (1240, 16221972), (1248, 16117985), (1263, 15926560), (1352, 14878140), (1482, 13573040), (1488, 13518310), (1520, 13233714), (1560, 12894388), (1612, 12478440), (1684, 11944920), (1690, 11902512), (1767, 11383840), (1824, 11028095), (1860, 10814648), (1976, 10179780), (2015, 9982752), (2028, 9918760), (2080, 9670791), (2105, 9555936), (2280, 8822476), (2356, 8537880), (2418, 8318960), (2470, 8143824), (2480, 8110986), (2526, 7963280), (2535, 7935008), (2704, 7439070), (2945, 6830304), (2964, 6786520), (2976, 6759155), (3040, 6616857), (3120, 6447194), (3211, 6264480), (3224, 6239220), (3368, 5972460), (3380, 5951256), (3534, 5691920), (3705, 5429216), (3720, 5407324), (3952, 5089890), (4030, 4991376), (4056, 4959380), (4210, 4777968), (4560, 4411238), (4712, 4268940), (4836, 4159480), (4940, 4071912), (4960, 4055493), (5052, 3981640), (5070, 3967504), (5239, 3839520), (5408, 3719535), (5473, 3675360), (5890, 3415152), (5928, 3393260), (6045, 3327584), (6240, 3223597), (6315, 3185312), (6422, 3132240), (6448, 3119610), (6736, 2986230), (6760, 2975628), (7068, 2845960), (7410, 2714608), (7440, 2703662), (7657, 2627040), (7904, 2544945), (7999, 2514720), (8060, 2495688), (8112, 2479690), (8420, 2388984), (8835, 2276768), (9120, 2205619), (9424, 2134470), (9633, 2088160), (9672, 2079740), (9880, 2035956), (10104, 1990820), (10140, 1983752), (10478, 1919760), (10946, 1837680), (11780, 1707576), (11856, 1696630), (12090, 1663792), (12630, 1592656), (12844, 1566120), (12896, 1559805), (13051, 1541280), (13472, 1493115), (13520, 1487814), (14136, 1422980), (14820, 1357304), (14880, 1351831), (15314, 1313520), (15717, 1279840), (15998, 1257360), (16055, 1252896), (16120, 1247844), (16224, 1239845), (16419, 1225120), (16840, 1194492), (17670, 1138384), (18848, 1067235), (19266, 1044080), (19344, 1039870), (19760, 1017978), (20208, 995410), (20280, 991876), (20956, 959880), (21892, 918840), (22971, 875680), (23560, 853788), (23712, 848315), (23997, 838240), (24180, 831896), (25260, 796328), (25688, 783060), (26102, 770640), (26195, 767904), (27040, 743907), (27365, 735072), (28272, 711490), (29640, 678652), (30628, 656760), (31434, 639920), (31996, 628680), (32110, 626448), (32240, 623922), (32838, 612560), (33680, 597246), (35340, 569192), (38285, 525408), (38532, 522040), (38688, 519935), (39153, 513760), (39520, 508989), (39995, 502944), (40416, 497705), (40560, 495938), (41912, 479940), (43784, 459420), (45942, 437840), (47120, 426894), (47994, 419120), (48165, 417632), (48360, 415948), (50520, 398164), (51376, 391530), (52204, 385320), (52390, 383952), (54730, 367536), (56544, 355745), (59280, 339326), (61256, 328380), (62868, 319960), (63992, 314340), (64220, 313224), (64480, 311961), (65255, 308256), (65676, 306280), (67360, 298623), (70680, 284596), (71149, 282720), (76570, 262704), (77064, 261020), (78306, 256880), (78585, 255968), (79990, 251472), (81120, 247969), (82095, 245024), (83824, 239970), (87568, 229710), (91884, 218920), (94240, 213447), (95988, 209560), (96330, 208816), (96720, 207974), (99541, 202080), (101040, 199082), (102752, 195765), (103987, 193440), (104408, 192660), (104780, 191976), (109460, 183768), (114855, 175136), (118560, 169663), (119985, 167648), (122512, 164190), (125736, 159980), (127984, 157170), (128440, 156612), (130510, 154128), (131352, 153140), (141360, 142298)]