20184984540

素因数分解:

$2^2\times 3^5\times 5^1\times 7^2\times {\mathrm{84761}}^1$

素因数の和:84799

約数の個数: 216

約数和(自身を含む): 73862962992

約数和(自身を除く): 53677978452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 243, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 486, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 972, 980, 1134, 1215, 1260, 1323, 1470, 1620, 1701, 1764, 1890, 2205, 2268, 2430, 2646, 2835, 2940, 3402, 3780, 3969, 4410, 4860, 5292, 5670, 6615, 6804, 7938, 8505, 8820, 11340, 11907, 13230, 15876, 17010, 19845, 23814, 26460, 34020, 39690, 47628, 59535, 79380, 84761, 119070, 169522, 238140, 254283, 339044, 423805, 508566, 593327, 762849, 847610, 1017132, 1186654, 1271415, 1525698, 1695220, 1779981, 2288547, 2373308, 2542830, 2966635, 3051396, 3559962, 3814245, 4153289, 4577094, 5085660, 5339943, 5933270, 6865641, 7119924, 7628490, 8306578, 8899905, 9154188, 10679886, 11442735, 11866540, 12459867, 13731282, 15256980, 16019829, 16613156, 17799810, 20596923, 20766445, 21359772, 22885470, 24919734, 26699715, 27462564, 32039658, 34328205, 35599620, 37379601, 41193846, 41532890, 45770940, 48059487, 49839468, 53399430, 62299335, 64079316, 68656410, 74759202, 80099145, 82387692, 83065780, 96118974, 102984615, 106798860, 112138803, 124598670, 137312820, 144178461, 149518404, 160198290, 186898005, 192237948, 205969230, 224277606, 240297435, 249197340, 288356922, 320396580, 336416409, 373796010, 411938460, 448555212, 480594870, 560694015, 576713844, 672832818, 720892305, 747592020, 961189740, 1009249227, 1121388030, 1345665636, 1441784610, 1682082045, 2018498454, 2242776060, 2883569220, 3364164090, 4036996908, 5046246135, 6728328180, 10092492270, 20184984540]

約数ペア:

[(1, 20184984540), (2, 10092492270), (3, 6728328180), (4, 5046246135), (5, 4036996908), (6, 3364164090), (7, 2883569220), (9, 2242776060), (10, 2018498454), (12, 1682082045), (14, 1441784610), (15, 1345665636), (18, 1121388030), (20, 1009249227), (21, 961189740), (27, 747592020), (28, 720892305), (30, 672832818), (35, 576713844), (36, 560694015), (42, 480594870), (45, 448555212), (49, 411938460), (54, 373796010), (60, 336416409), (63, 320396580), (70, 288356922), (81, 249197340), (84, 240297435), (90, 224277606), (98, 205969230), (105, 192237948), (108, 186898005), (126, 160198290), (135, 149518404), (140, 144178461), (147, 137312820), (162, 124598670), (180, 112138803), (189, 106798860), (196, 102984615), (210, 96118974), (243, 83065780), (245, 82387692), (252, 80099145), (270, 74759202), (294, 68656410), (315, 64079316), (324, 62299335), (378, 53399430), (405, 49839468), (420, 48059487), (441, 45770940), (486, 41532890), (490, 41193846), (540, 37379601), (567, 35599620), (588, 34328205), (630, 32039658), (735, 27462564), (756, 26699715), (810, 24919734), (882, 22885470), (945, 21359772), (972, 20766445), (980, 20596923), (1134, 17799810), (1215, 16613156), (1260, 16019829), (1323, 15256980), (1470, 13731282), (1620, 12459867), (1701, 11866540), (1764, 11442735), (1890, 10679886), (2205, 9154188), (2268, 8899905), (2430, 8306578), (2646, 7628490), (2835, 7119924), (2940, 6865641), (3402, 5933270), (3780, 5339943), (3969, 5085660), (4410, 4577094), (4860, 4153289), (5292, 3814245), (5670, 3559962), (6615, 3051396), (6804, 2966635), (7938, 2542830), (8505, 2373308), (8820, 2288547), (11340, 1779981), (11907, 1695220), (13230, 1525698), (15876, 1271415), (17010, 1186654), (19845, 1017132), (23814, 847610), (26460, 762849), (34020, 593327), (39690, 508566), (47628, 423805), (59535, 339044), (79380, 254283), (84761, 238140), (119070, 169522)]