20247483840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{2971}}^1$

素因数の和:3251

約数の個数: 224

約数和(自身を含む): 66671708160

約数和(自身を除く): 46424224320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 229, 240, 248, 310, 320, 372, 458, 465, 480, 496, 620, 687, 744, 916, 930, 960, 992, 1145, 1240, 1374, 1488, 1832, 1860, 1984, 2290, 2480, 2748, 2971, 2976, 3435, 3664, 3720, 4580, 4960, 5496, 5942, 5952, 6870, 7099, 7328, 7440, 8913, 9160, 9920, 10992, 11884, 13740, 14198, 14656, 14855, 14880, 17826, 18320, 21297, 21984, 23768, 27480, 28396, 29710, 29760, 35495, 35652, 36640, 42594, 43968, 44565, 47536, 54960, 56792, 59420, 70990, 71304, 73280, 85188, 89130, 92101, 95072, 106485, 109920, 113584, 118840, 141980, 142608, 170376, 178260, 184202, 190144, 212970, 219840, 227168, 237680, 276303, 283960, 285216, 340752, 356520, 368404, 425940, 454336, 460505, 475360, 552606, 567920, 570432, 680359, 681504, 713040, 736808, 851880, 921010, 950720, 1105212, 1135840, 1360718, 1363008, 1381515, 1426080, 1473616, 1703760, 1842020, 2041077, 2210424, 2271680, 2721436, 2763030, 2852160, 2947232, 3401795, 3407520, 3684040, 4082154, 4420848, 5442872, 5526060, 5894464, 6803590, 6815040, 7368080, 8164308, 8841696, 10205385, 10885744, 11052120, 13607180, 14736160, 16328616, 17683392, 20410770, 21091129, 21771488, 22104240, 27214360, 29472320, 32657232, 40821540, 42182258, 43542976, 44208480, 54428720, 63273387, 65314464, 81643080, 84364516, 88416960, 105455645, 108857440, 126546774, 130628928, 163286160, 168729032, 210911290, 217714880, 253093548, 316366935, 326572320, 337458064, 421822580, 506187096, 632733870, 653144640, 674916128, 843645160, 1012374192, 1265467740, 1349832256, 1687290320, 2024748384, 2530935480, 3374580640, 4049496768, 5061870960, 6749161280, 10123741920, 20247483840]

約数ペア:

[(1, 20247483840), (2, 10123741920), (3, 6749161280), (4, 5061870960), (5, 4049496768), (6, 3374580640), (8, 2530935480), (10, 2024748384), (12, 1687290320), (15, 1349832256), (16, 1265467740), (20, 1012374192), (24, 843645160), (30, 674916128), (31, 653144640), (32, 632733870), (40, 506187096), (48, 421822580), (60, 337458064), (62, 326572320), (64, 316366935), (80, 253093548), (93, 217714880), (96, 210911290), (120, 168729032), (124, 163286160), (155, 130628928), (160, 126546774), (186, 108857440), (192, 105455645), (229, 88416960), (240, 84364516), (248, 81643080), (310, 65314464), (320, 63273387), (372, 54428720), (458, 44208480), (465, 43542976), (480, 42182258), (496, 40821540), (620, 32657232), (687, 29472320), (744, 27214360), (916, 22104240), (930, 21771488), (960, 21091129), (992, 20410770), (1145, 17683392), (1240, 16328616), (1374, 14736160), (1488, 13607180), (1832, 11052120), (1860, 10885744), (1984, 10205385), (2290, 8841696), (2480, 8164308), (2748, 7368080), (2971, 6815040), (2976, 6803590), (3435, 5894464), (3664, 5526060), (3720, 5442872), (4580, 4420848), (4960, 4082154), (5496, 3684040), (5942, 3407520), (5952, 3401795), (6870, 2947232), (7099, 2852160), (7328, 2763030), (7440, 2721436), (8913, 2271680), (9160, 2210424), (9920, 2041077), (10992, 1842020), (11884, 1703760), (13740, 1473616), (14198, 1426080), (14656, 1381515), (14855, 1363008), (14880, 1360718), (17826, 1135840), (18320, 1105212), (21297, 950720), (21984, 921010), (23768, 851880), (27480, 736808), (28396, 713040), (29710, 681504), (29760, 680359), (35495, 570432), (35652, 567920), (36640, 552606), (42594, 475360), (43968, 460505), (44565, 454336), (47536, 425940), (54960, 368404), (56792, 356520), (59420, 340752), (70990, 285216), (71304, 283960), (73280, 276303), (85188, 237680), (89130, 227168), (92101, 219840), (95072, 212970), (106485, 190144), (109920, 184202), (113584, 178260), (118840, 170376), (141980, 142608)]