20821917312

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:301

約数の個数: 576

約数和(自身を含む): 73381052160

約数和(自身を除く): 52559134848

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 49, 56, 62, 63, 64, 72, 73, 84, 93, 96, 98, 112, 124, 126, 128, 144, 146, 147, 163, 168, 186, 192, 196, 217, 219, 224, 248, 252, 279, 288, 292, 294, 326, 336, 372, 384, 392, 434, 438, 441, 448, 489, 496, 504, 511, 558, 576, 584, 588, 651, 652, 657, 672, 744, 784, 868, 876, 882, 896, 978, 992, 1008, 1022, 1116, 1141, 1152, 1168, 1176, 1302, 1304, 1314, 1344, 1467, 1488, 1519, 1533, 1568, 1736, 1752, 1764, 1953, 1956, 1984, 2016, 2044, 2232, 2263, 2282, 2336, 2352, 2604, 2608, 2628, 2688, 2934, 2976, 3038, 3066, 3136, 3423, 3472, 3504, 3528, 3577, 3906, 3912, 3968, 4032, 4088, 4464, 4526, 4557, 4564, 4599, 4672, 4704, 5053, 5208, 5216, 5256, 5868, 5952, 6076, 6132, 6272, 6789, 6846, 6944, 7008, 7056, 7154, 7812, 7824, 7987, 8064, 8176, 8928, 9052, 9114, 9128, 9198, 9344, 9408, 10106, 10269, 10416, 10432, 10512, 10731, 11736, 11899, 11904, 12152, 12264, 13578, 13671, 13692, 13888, 14016, 14112, 14308, 15159, 15624, 15648, 15841, 15974, 16352, 17856, 18104, 18228, 18256, 18396, 18816, 20212, 20367, 20538, 20832, 20864, 21024, 21462, 23472, 23798, 23961, 24304, 24528, 27156, 27342, 27384, 27776, 28032, 28224, 28616, 30318, 31248, 31296, 31682, 31948, 32193, 32704, 35371, 35697, 35712, 36208, 36456, 36512, 36792, 40424, 40734, 41076, 41664, 42048, 42924, 45477, 46944, 47523, 47596, 47922, 48608, 49056, 54312, 54684, 54768, 56448, 57232, 60636, 62496, 62592, 63364, 63896, 64386, 65408, 70742, 71394, 71883, 72416, 72912, 73024, 73584, 80848, 81468, 82152, 83293, 83328, 84096, 85848, 90954, 93888, 95046, 95192, 95844, 97216, 98112, 106113, 107091, 108624, 109368, 109536, 110887, 114464, 121272, 124992, 126728, 127792, 128772, 141484, 142569, 142788, 143766, 144832, 145824, 146048, 147168, 161696, 162936, 164304, 166586, 171696, 181908, 187776, 190092, 190384, 191688, 194432, 196224, 212226, 214182, 217248, 218736, 219072, 221774, 228928, 242544, 247597, 249879, 249984, 253456, 255584, 257544, 282968, 285138, 285576, 287532, 289664, 291648, 294336, 318339, 323392, 325872, 328608, 332661, 333172, 343392, 363816, 368869, 380184, 380768, 383376, 424452, 428364, 434496, 437472, 438144, 443548, 457856, 485088, 495194, 499758, 506912, 511168, 515088, 565936, 570276, 571152, 575064, 583051, 583296, 588672, 636678, 646784, 651744, 657216, 665322, 666344, 686784, 727632, 737738, 742791, 749637, 760368, 761536, 766752, 848904, 856728, 868992, 874944, 887096, 970176, 990388, 997983, 999516, 1013824, 1022336, 1030176, 1106607, 1131872, 1140552, 1142304, 1150128, 1166102, 1273356, 1303488, 1314432, 1330644, 1332688, 1373568, 1455264, 1475476, 1485582, 1499274, 1520736, 1523072, 1533504, 1697808, 1713456, 1749153, 1749888, 1774192, 1940352, 1980776, 1995966, 1999032, 2027648, 2060352, 2213214, 2228373, 2263744, 2281104, 2284608, 2300256, 2332204, 2546712, 2582083, 2606976, 2661288, 2665376, 2910528, 2950952, 2971164, 2998548, 3041472, 3067008, 3319821, 3395616, 3426912, 3498306, 3548384, 3961552, 3991932, 3998064, 4120704, 4426428, 4456746, 4527488, 4562208, 4569216, 4600512, 4664408, 5093424, 5164166, 5247459, 5322576, 5330752, 5821056, 5901904, 5942328, 5997096, 6082944, 6639642, 6791232, 6853824, 6996612, 7096768, 7746249, 7923104, 7983864, 7996128, 8852856, 8913492, 9124416, 9201024, 9328816, 10186848, 10328332, 10494918, 10645152, 10661504, 11803808, 11884656, 11994192, 13279284, 13582464, 13707648, 13993224, 14193536, 15492498, 15846208, 15967728, 15992256, 17705712, 17826984, 18074581, 18248832, 18657632, 20373696, 20656664, 20989836, 21290304, 23238747, 23607616, 23769312, 23988384, 26558568, 27986448, 30984996, 31692416, 31935456, 31984512, 35411424, 35653968, 36149162, 37315264, 40747392, 41313328, 41979672, 42580608, 46477494, 47215232, 47538624, 47976768, 53117136, 54223743, 55972896, 61969992, 63870912, 70822848, 71307936, 72298324, 74630528, 82626656, 83959344, 92954988, 95077248, 95953536, 106234272, 108447486, 111945792, 123939984, 127741824, 141645696, 142615872, 144596648, 162671229, 165253312, 167918688, 185909976, 212468544, 216894972, 223891584, 247879968, 285231744, 289193296, 325342458, 330506624, 335837376, 371819952, 424937088, 433789944, 495759936, 578386592, 650684916, 671674752, 743639904, 867579888, 991519872, 1156773184, 1301369832, 1487279808, 1735159776, 2313546368, 2602739664, 2974559616, 3470319552, 5205479328, 6940639104, 10410958656, 20821917312]

約数ペア:

[(1, 20821917312), (2, 10410958656), (3, 6940639104), (4, 5205479328), (6, 3470319552), (7, 2974559616), (8, 2602739664), (9, 2313546368), (12, 1735159776), (14, 1487279808), (16, 1301369832), (18, 1156773184), (21, 991519872), (24, 867579888), (28, 743639904), (31, 671674752), (32, 650684916), (36, 578386592), (42, 495759936), (48, 433789944), (49, 424937088), (56, 371819952), (62, 335837376), (63, 330506624), (64, 325342458), (72, 289193296), (73, 285231744), (84, 247879968), (93, 223891584), (96, 216894972), (98, 212468544), (112, 185909976), (124, 167918688), (126, 165253312), (128, 162671229), (144, 144596648), (146, 142615872), (147, 141645696), (163, 127741824), (168, 123939984), (186, 111945792), (192, 108447486), (196, 106234272), (217, 95953536), (219, 95077248), (224, 92954988), (248, 83959344), (252, 82626656), (279, 74630528), (288, 72298324), (292, 71307936), (294, 70822848), (326, 63870912), (336, 61969992), (372, 55972896), (384, 54223743), (392, 53117136), (434, 47976768), (438, 47538624), (441, 47215232), (448, 46477494), (489, 42580608), (496, 41979672), (504, 41313328), (511, 40747392), (558, 37315264), (576, 36149162), (584, 35653968), (588, 35411424), (651, 31984512), (652, 31935456), (657, 31692416), (672, 30984996), (744, 27986448), (784, 26558568), (868, 23988384), (876, 23769312), (882, 23607616), (896, 23238747), (978, 21290304), (992, 20989836), (1008, 20656664), (1022, 20373696), (1116, 18657632), (1141, 18248832), (1152, 18074581), (1168, 17826984), (1176, 17705712), (1302, 15992256), (1304, 15967728), (1314, 15846208), (1344, 15492498), (1467, 14193536), (1488, 13993224), (1519, 13707648), (1533, 13582464), (1568, 13279284), (1736, 11994192), (1752, 11884656), (1764, 11803808), (1953, 10661504), (1956, 10645152), (1984, 10494918), (2016, 10328332), (2044, 10186848), (2232, 9328816), (2263, 9201024), (2282, 9124416), (2336, 8913492), (2352, 8852856), (2604, 7996128), (2608, 7983864), (2628, 7923104), (2688, 7746249), (2934, 7096768), (2976, 6996612), (3038, 6853824), (3066, 6791232), (3136, 6639642), (3423, 6082944), (3472, 5997096), (3504, 5942328), (3528, 5901904), (3577, 5821056), (3906, 5330752), (3912, 5322576), (3968, 5247459), (4032, 5164166), (4088, 5093424), (4464, 4664408), (4526, 4600512), (4557, 4569216), (4564, 4562208), (4599, 4527488), (4672, 4456746), (4704, 4426428), (5053, 4120704), (5208, 3998064), (5216, 3991932), (5256, 3961552), (5868, 3548384), (5952, 3498306), (6076, 3426912), (6132, 3395616), (6272, 3319821), (6789, 3067008), (6846, 3041472), (6944, 2998548), (7008, 2971164), (7056, 2950952), (7154, 2910528), (7812, 2665376), (7824, 2661288), (7987, 2606976), (8064, 2582083), (8176, 2546712), (8928, 2332204), (9052, 2300256), (9114, 2284608), (9128, 2281104), (9198, 2263744), (9344, 2228373), (9408, 2213214), (10106, 2060352), (10269, 2027648), (10416, 1999032), (10432, 1995966), (10512, 1980776), (10731, 1940352), (11736, 1774192), (11899, 1749888), (11904, 1749153), (12152, 1713456), (12264, 1697808), (13578, 1533504), (13671, 1523072), (13692, 1520736), (13888, 1499274), (14016, 1485582), (14112, 1475476), (14308, 1455264), (15159, 1373568), (15624, 1332688), (15648, 1330644), (15841, 1314432), (15974, 1303488), (16352, 1273356), (17856, 1166102), (18104, 1150128), (18228, 1142304), (18256, 1140552), (18396, 1131872), (18816, 1106607), (20212, 1030176), (20367, 1022336), (20538, 1013824), (20832, 999516), (20864, 997983), (21024, 990388), (21462, 970176), (23472, 887096), (23798, 874944), (23961, 868992), (24304, 856728), (24528, 848904), (27156, 766752), (27342, 761536), (27384, 760368), (27776, 749637), (28032, 742791), (28224, 737738), (28616, 727632), (30318, 686784), (31248, 666344), (31296, 665322), (31682, 657216), (31948, 651744), (32193, 646784), (32704, 636678), (35371, 588672), (35697, 583296), (35712, 583051), (36208, 575064), (36456, 571152), (36512, 570276), (36792, 565936), (40424, 515088), (40734, 511168), (41076, 506912), (41664, 499758), (42048, 495194), (42924, 485088), (45477, 457856), (46944, 443548), (47523, 438144), (47596, 437472), (47922, 434496), (48608, 428364), (49056, 424452), (54312, 383376), (54684, 380768), (54768, 380184), (56448, 368869), (57232, 363816), (60636, 343392), (62496, 333172), (62592, 332661), (63364, 328608), (63896, 325872), (64386, 323392), (65408, 318339), (70742, 294336), (71394, 291648), (71883, 289664), (72416, 287532), (72912, 285576), (73024, 285138), (73584, 282968), (80848, 257544), (81468, 255584), (82152, 253456), (83293, 249984), (83328, 249879), (84096, 247597), (85848, 242544), (90954, 228928), (93888, 221774), (95046, 219072), (95192, 218736), (95844, 217248), (97216, 214182), (98112, 212226), (106113, 196224), (107091, 194432), (108624, 191688), (109368, 190384), (109536, 190092), (110887, 187776), (114464, 181908), (121272, 171696), (124992, 166586), (126728, 164304), (127792, 162936), (128772, 161696), (141484, 147168), (142569, 146048), (142788, 145824), (143766, 144832)]