20187009040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:199

約数の個数: 640

約数和(自身を含む): 61710336000

約数和(自身を除く): 41523326960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 29, 31, 34, 38, 40, 44, 55, 58, 62, 68, 76, 79, 80, 85, 88, 95, 110, 116, 124, 136, 145, 152, 155, 158, 170, 176, 187, 190, 209, 220, 232, 248, 272, 290, 304, 310, 316, 319, 323, 340, 341, 374, 380, 395, 418, 440, 464, 493, 496, 527, 551, 580, 589, 620, 632, 638, 646, 680, 682, 748, 760, 790, 836, 869, 880, 899, 935, 986, 1045, 1054, 1102, 1160, 1178, 1240, 1264, 1276, 1292, 1343, 1360, 1364, 1496, 1501, 1520, 1580, 1595, 1615, 1672, 1705, 1738, 1798, 1870, 1972, 2090, 2108, 2204, 2291, 2320, 2356, 2449, 2465, 2480, 2552, 2584, 2635, 2686, 2728, 2755, 2945, 2992, 3002, 3160, 3190, 3230, 3344, 3410, 3476, 3553, 3596, 3740, 3944, 4180, 4216, 4345, 4408, 4495, 4582, 4712, 4898, 4930, 5104, 5168, 5270, 5372, 5423, 5456, 5510, 5797, 5890, 6004, 6061, 6320, 6380, 6460, 6479, 6715, 6820, 6952, 7106, 7192, 7480, 7505, 7888, 8360, 8432, 8690, 8816, 8990, 9164, 9367, 9424, 9796, 9860, 9889, 10013, 10540, 10744, 10846, 11020, 11455, 11594, 11780, 12008, 12122, 12245, 12760, 12920, 12958, 13430, 13640, 13904, 14212, 14384, 14773, 14960, 15010, 15283, 16511, 16720, 17081, 17380, 17765, 17980, 18328, 18734, 19592, 19720, 19778, 20026, 21080, 21488, 21692, 22040, 22910, 23188, 23560, 24016, 24244, 24490, 25201, 25517, 25520, 25840, 25916, 26860, 26939, 27115, 27280, 28424, 28985, 29546, 30020, 30305, 30566, 32395, 33022, 34162, 34760, 35530, 35960, 36656, 37468, 38947, 39184, 39440, 39556, 40052, 41633, 42160, 43384, 43529, 44080, 45820, 46376, 46531, 46835, 47120, 48488, 48980, 49445, 50065, 50402, 51034, 51832, 53720, 53878, 54230, 56848, 57970, 59092, 60040, 60610, 61132, 64790, 66044, 68324, 69520, 71021, 71060, 71920, 73865, 74936, 76415, 77894, 79112, 80104, 82555, 83266, 85405, 86768, 87058, 91640, 92752, 93062, 93670, 96976, 97960, 98890, 100130, 100804, 102068, 103037, 103664, 107440, 107756, 108460, 110143, 115940, 118184, 120080, 121220, 122264, 126005, 127585, 129580, 132088, 134695, 136648, 142042, 142120, 147730, 149872, 152830, 155788, 158224, 160208, 165110, 166532, 168113, 170810, 174116, 183280, 186124, 187340, 187891, 194735, 195920, 197780, 200260, 201608, 204136, 206074, 208165, 215512, 216920, 217645, 220286, 231880, 232655, 236368, 242440, 244528, 252010, 255170, 259160, 264176, 269390, 273296, 280687, 284084, 284240, 290377, 295460, 305660, 311576, 330220, 333064, 336226, 341620, 348232, 355105, 372248, 374680, 375782, 389470, 395560, 400520, 403216, 408272, 412148, 416330, 428417, 431024, 433840, 435290, 440572, 457963, 463760, 465310, 478819, 484880, 504020, 510340, 511841, 515185, 518320, 538780, 550715, 561374, 568168, 580754, 590920, 611320, 623152, 660440, 666128, 672452, 683240, 696464, 710210, 739993, 744496, 749360, 751564, 778940, 781231, 791027, 791120, 801040, 824296, 832660, 840565, 856834, 870580, 881144, 915926, 930620, 939455, 957638, 1008040, 1020680, 1023682, 1030370, 1077560, 1101430, 1122748, 1136336, 1161508, 1181840, 1207357, 1222640, 1320880, 1344904, 1349399, 1366480, 1403435, 1420420, 1451885, 1479986, 1503128, 1557880, 1562462, 1582054, 1648592, 1665320, 1681130, 1713668, 1741160, 1762288, 1831852, 1861240, 1878910, 1915276, 2016080, 2041360, 2047364, 2060740, 2142085, 2155120, 2202860, 2245496, 2289815, 2323016, 2394095, 2414714, 2559205, 2689808, 2698798, 2806870, 2840840, 2903770, 2959972, 3006256, 3115760, 3124924, 3164108, 3194147, 3330640, 3362260, 3427336, 3482320, 3663704, 3699965, 3722480, 3757820, 3830552, 3906155, 3955135, 4094728, 4121480, 4284170, 4405720, 4490992, 4579630, 4646032, 4788190, 4829428, 5118410, 5397596, 5613740, 5681680, 5807540, 5919944, 6036785, 6249848, 6328216, 6388294, 6724520, 6746995, 6854672, 7327408, 7399930, 7515640, 7661104, 7812310, 7910270, 8139923, 8189456, 8242960, 8568340, 8701297, 8811440, 9159260, 9576380, 9658856, 10236820, 10795192, 11227480, 11615080, 11839888, 12073570, 12499696, 12656432, 12776588, 13280927, 13449040, 13493990, 14799860, 14843389, 15031280, 15624620, 15820540, 15970735, 16279846, 17136680, 17402594, 18318520, 19152760, 19317712, 20473640, 21590384, 22454960, 22939783, 23230160, 24147140, 25553176, 26561854, 26987980, 29599720, 29686778, 31249240, 31641080, 31941470, 32559692, 34273360, 34805188, 36637040, 38305520, 40699615, 40947280, 43506485, 45879566, 48294280, 51106352, 53123708, 53975960, 59199440, 59373556, 62498480, 63282160, 63882940, 65119384, 66404635, 69610376, 74216945, 81399230, 87012970, 91759132, 96588560, 106247416, 107951920, 114698915, 118747112, 127765880, 130238768, 132809270, 139220752, 148433890, 162798460, 174025940, 183518264, 212494832, 229397830, 237494224, 252337613, 255531760, 265618540, 296867780, 325596920, 348051880, 367036528, 458795660, 504675226, 531237080, 593735560, 651193840, 696103760, 917591320, 1009350452, 1062474160, 1187471120, 1261688065, 1835182640, 2018700904, 2523376130, 4037401808, 5046752260, 10093504520, 20187009040]

約数ペア:

[(1, 20187009040), (2, 10093504520), (4, 5046752260), (5, 4037401808), (8, 2523376130), (10, 2018700904), (11, 1835182640), (16, 1261688065), (17, 1187471120), (19, 1062474160), (20, 1009350452), (22, 917591320), (29, 696103760), (31, 651193840), (34, 593735560), (38, 531237080), (40, 504675226), (44, 458795660), (55, 367036528), (58, 348051880), (62, 325596920), (68, 296867780), (76, 265618540), (79, 255531760), (80, 252337613), (85, 237494224), (88, 229397830), (95, 212494832), (110, 183518264), (116, 174025940), (124, 162798460), (136, 148433890), (145, 139220752), (152, 132809270), (155, 130238768), (158, 127765880), (170, 118747112), (176, 114698915), (187, 107951920), (190, 106247416), (209, 96588560), (220, 91759132), (232, 87012970), (248, 81399230), (272, 74216945), (290, 69610376), (304, 66404635), (310, 65119384), (316, 63882940), (319, 63282160), (323, 62498480), (340, 59373556), (341, 59199440), (374, 53975960), (380, 53123708), (395, 51106352), (418, 48294280), (440, 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7812310), (2635, 7661104), (2686, 7515640), (2728, 7399930), (2755, 7327408), (2945, 6854672), (2992, 6746995), (3002, 6724520), (3160, 6388294), (3190, 6328216), (3230, 6249848), (3344, 6036785), (3410, 5919944), (3476, 5807540), (3553, 5681680), (3596, 5613740), (3740, 5397596), (3944, 5118410), (4180, 4829428), (4216, 4788190), (4345, 4646032), (4408, 4579630), (4495, 4490992), (4582, 4405720), (4712, 4284170), (4898, 4121480), (4930, 4094728), (5104, 3955135), (5168, 3906155), (5270, 3830552), (5372, 3757820), (5423, 3722480), (5456, 3699965), (5510, 3663704), (5797, 3482320), (5890, 3427336), (6004, 3362260), (6061, 3330640), (6320, 3194147), (6380, 3164108), (6460, 3124924), (6479, 3115760), (6715, 3006256), (6820, 2959972), (6952, 2903770), (7106, 2840840), (7192, 2806870), (7480, 2698798), (7505, 2689808), (7888, 2559205), (8360, 2414714), (8432, 2394095), (8690, 2323016), (8816, 2289815), (8990, 2245496), (9164, 2202860), (9367, 2155120), (9424, 2142085), (9796, 2060740), 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