18988940160

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{743}}^1$

素因数の和:820

約数の個数: 640

約数和(自身を含む): 74377828800

約数和(自身を除く): 55388888640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 29, 30, 32, 34, 36, 40, 45, 48, 51, 54, 58, 60, 64, 68, 72, 80, 81, 85, 87, 90, 96, 102, 108, 116, 120, 128, 135, 136, 144, 145, 153, 160, 162, 170, 174, 180, 192, 204, 216, 232, 240, 255, 261, 270, 272, 288, 290, 306, 320, 324, 340, 348, 360, 384, 405, 408, 432, 435, 459, 464, 480, 493, 510, 522, 540, 544, 576, 580, 612, 640, 648, 680, 696, 720, 743, 765, 783, 810, 816, 864, 870, 918, 928, 960, 986, 1020, 1044, 1080, 1088, 1152, 1160, 1224, 1296, 1305, 1360, 1377, 1392, 1440, 1479, 1486, 1530, 1566, 1620, 1632, 1728, 1740, 1836, 1856, 1920, 1972, 2040, 2088, 2160, 2176, 2229, 2295, 2320, 2349, 2448, 2465, 2592, 2610, 2720, 2754, 2784, 2880, 2958, 2972, 3060, 3132, 3240, 3264, 3456, 3480, 3672, 3712, 3715, 3915, 3944, 4080, 4176, 4320, 4437, 4458, 4590, 4640, 4698, 4896, 4930, 5184, 5220, 5440, 5508, 5568, 5760, 5916, 5944, 6120, 6264, 6480, 6528, 6687, 6885, 6960, 7344, 7395, 7430, 7830, 7888, 8160, 8352, 8640, 8874, 8916, 9180, 9280, 9396, 9792, 9860, 10368, 10440, 10880, 11016, 11136, 11145, 11745, 11832, 11888, 12240, 12528, 12631, 12960, 13311, 13374, 13770, 13920, 14688, 14790, 14860, 15660, 15776, 16320, 16704, 17280, 17748, 17832, 18360, 18560, 18792, 19584, 19720, 20061, 20880, 21547, 22032, 22185, 22290, 23490, 23664, 23776, 24480, 25056, 25262, 25920, 26622, 26748, 27540, 27840, 29376, 29580, 29720, 31320, 31552, 32640, 33408, 33435, 35496, 35664, 36720, 37584, 37893, 39440, 39933, 40122, 41760, 43094, 44064, 44370, 44580, 46980, 47328, 47552, 48960, 50112, 50524, 51840, 53244, 53496, 55080, 55680, 58752, 59160, 59440, 60183, 62640, 63104, 63155, 64641, 66555, 66870, 70992, 71328, 73440, 75168, 75786, 78880, 79866, 80244, 83520, 86188, 88128, 88740, 89160, 93960, 94656, 95104, 97920, 100224, 100305, 101048, 106488, 106992, 107735, 110160, 113679, 118320, 118880, 120366, 125280, 126310, 129282, 133110, 133740, 141984, 142656, 146880, 150336, 151572, 157760, 159732, 160488, 167040, 172376, 176256, 177480, 178320, 187920, 189312, 189465, 193923, 199665, 200610, 202096, 212976, 213984, 215470, 220320, 227358, 236640, 237760, 240732, 250560, 252620, 258564, 266220, 267480, 283968, 285312, 293760, 300672, 300915, 303144, 315520, 319464, 320976, 323205, 341037, 344752, 354960, 356640, 366299, 375840, 378930, 387846, 399330, 401220, 404192, 425952, 427968, 430940, 440640, 454716, 473280, 475520, 481464, 501120, 505240, 517128, 532440, 534960, 567936, 568395, 581769, 601830, 606288, 638928, 641952, 646410, 682074, 689504, 709920, 713280, 732598, 751680, 757860, 775692, 798660, 802440, 808384, 851904, 855936, 861880, 881280, 909432, 946560, 962928, 969615, 1010480, 1023111, 1034256, 1064880, 1069920, 1098897, 1136790, 1163538, 1203660, 1212576, 1277856, 1283904, 1292820, 1364148, 1379008, 1419840, 1426560, 1465196, 1503360, 1515720, 1551384, 1597320, 1604880, 1616768, 1703808, 1705185, 1723760, 1745307, 1818864, 1831495, 1925856, 1939230, 2020960, 2046222, 2068512, 2129760, 2139840, 2197794, 2273580, 2327076, 2407320, 2425152, 2555712, 2567808, 2585640, 2728296, 2758016, 2839680, 2908845, 2930392, 3031440, 3102768, 3194640, 3209760, 3296691, 3410370, 3447520, 3490614, 3637728, 3662990, 3851712, 3878460, 4041920, 4092444, 4137024, 4259520, 4279680, 4395588, 4547160, 4654152, 4814640, 4850304, 5111424, 5115555, 5171280, 5456592, 5494485, 5817690, 5860784, 6062880, 6205536, 6389280, 6419520, 6593382, 6820740, 6895040, 6981228, 7275456, 7325980, 7703424, 7756920, 8083840, 8184888, 8274048, 8519040, 8726535, 8791176, 9094320, 9308304, 9629280, 9890073, 10231110, 10342560, 10913184, 10988970, 11635380, 11721568, 12125760, 12411072, 12778560, 12839040, 13186764, 13641480, 13790080, 13962456, 14550912, 14651960, 15513840, 16369776, 16483455, 17453070, 17582352, 18188640, 18616608, 19258560, 19780146, 20462220, 20685120, 21826368, 21977940, 23270760, 23443136, 24251520, 24822144, 25557120, 26373528, 27282960, 27924912, 29303920, 29670219, 31027680, 32739552, 32966910, 34906140, 35164704, 36377280, 37233216, 38517120, 39560292, 40924440, 41370240, 43652736, 43955880, 46541520, 46886272, 49450365, 52747056, 54565920, 55849824, 58607840, 59340438, 62055360, 65479104, 65933820, 69812280, 70329408, 72754560, 74466432, 79120584, 81848880, 87911760, 93083040, 98900730, 105494112, 109131840, 111699648, 117215680, 118680876, 124110720, 130958208, 131867640, 139624560, 140658816, 148351095, 158241168, 163697760, 175823520, 186166080, 197801460, 210988224, 218263680, 223399296, 234431360, 237361752, 263735280, 279249120, 296702190, 316482336, 327395520, 351647040, 372332160, 395602920, 421976448, 474723504, 527470560, 558498240, 593404380, 632964672, 654791040, 703294080, 791205840, 949447008, 1054941120, 1116996480, 1186808760, 1265929344, 1582411680, 1898894016, 2109882240, 2373617520, 3164823360, 3797788032, 4747235040, 6329646720, 9494470080, 18988940160]

約数ペア:

[(1, 18988940160), (2, 9494470080), (3, 6329646720), (4, 4747235040), (5, 3797788032), (6, 3164823360), (8, 2373617520), (9, 2109882240), (10, 1898894016), (12, 1582411680), (15, 1265929344), (16, 1186808760), (17, 1116996480), (18, 1054941120), (20, 949447008), (24, 791205840), (27, 703294080), (29, 654791040), (30, 632964672), (32, 593404380), (34, 558498240), (36, 527470560), (40, 474723504), (45, 421976448), (48, 395602920), (51, 372332160), (54, 351647040), (58, 327395520), (60, 316482336), (64, 296702190), (68, 279249120), (72, 263735280), (80, 237361752), (81, 234431360), (85, 223399296), (87, 218263680), (90, 210988224), (96, 197801460), (102, 186166080), (108, 175823520), (116, 163697760), (120, 158241168), (128, 148351095), (135, 140658816), (136, 139624560), (144, 131867640), (145, 130958208), (153, 124110720), (160, 118680876), (162, 117215680), (170, 111699648), (174, 109131840), (180, 105494112), (192, 98900730), (204, 93083040), (216, 87911760), (232, 81848880), (240, 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12839040), (1486, 12778560), (1530, 12411072), (1566, 12125760), (1620, 11721568), (1632, 11635380), (1728, 10988970), (1740, 10913184), (1836, 10342560), (1856, 10231110), (1920, 9890073), (1972, 9629280), (2040, 9308304), (2088, 9094320), (2160, 8791176), (2176, 8726535), (2229, 8519040), (2295, 8274048), (2320, 8184888), (2349, 8083840), (2448, 7756920), (2465, 7703424), (2592, 7325980), (2610, 7275456), (2720, 6981228), (2754, 6895040), (2784, 6820740), (2880, 6593382), (2958, 6419520), (2972, 6389280), (3060, 6205536), (3132, 6062880), (3240, 5860784), (3264, 5817690), (3456, 5494485), (3480, 5456592), (3672, 5171280), (3712, 5115555), (3715, 5111424), (3915, 4850304), (3944, 4814640), (4080, 4654152), (4176, 4547160), (4320, 4395588), (4437, 4279680), (4458, 4259520), (4590, 4137024), (4640, 4092444), (4698, 4041920), (4896, 3878460), (4930, 3851712), (5184, 3662990), (5220, 3637728), (5440, 3490614), (5508, 3447520), (5568, 3410370), (5760, 3296691), (5916, 3209760), (5944, 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(73440, 258564), (75168, 252620), (75786, 250560), (78880, 240732), (79866, 237760), (80244, 236640), (83520, 227358), (86188, 220320), (88128, 215470), (88740, 213984), (89160, 212976), (93960, 202096), (94656, 200610), (95104, 199665), (97920, 193923), (100224, 189465), (100305, 189312), (101048, 187920), (106488, 178320), (106992, 177480), (107735, 176256), (110160, 172376), (113679, 167040), (118320, 160488), (118880, 159732), (120366, 157760), (125280, 151572), (126310, 150336), (129282, 146880), (133110, 142656), (133740, 141984)]