20172858720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1$

素因数の和:1130

約数の個数: 384

約数和(自身を含む): 74782310400

約数和(自身を除く): 54609451680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 96, 105, 112, 120, 139, 140, 141, 160, 168, 188, 210, 224, 235, 240, 278, 280, 282, 329, 336, 376, 417, 420, 470, 480, 556, 560, 564, 658, 672, 695, 705, 752, 834, 840, 919, 940, 973, 987, 1112, 1120, 1128, 1316, 1390, 1410, 1504, 1645, 1668, 1680, 1838, 1880, 1946, 1974, 2085, 2224, 2256, 2632, 2757, 2780, 2820, 2919, 3290, 3336, 3360, 3676, 3760, 3892, 3948, 4170, 4448, 4512, 4595, 4865, 4935, 5264, 5514, 5560, 5640, 5838, 6433, 6533, 6580, 6672, 7352, 7520, 7784, 7896, 8340, 9190, 9730, 9870, 10528, 11028, 11120, 11280, 11676, 12866, 13066, 13160, 13344, 13785, 14595, 14704, 15568, 15792, 16680, 18380, 19299, 19460, 19599, 19740, 22056, 22240, 22560, 23352, 25732, 26132, 26320, 27570, 29190, 29408, 31136, 31584, 32165, 32665, 33360, 36760, 38598, 38920, 39198, 39480, 43193, 44112, 45731, 46704, 51464, 52264, 52640, 55140, 58380, 64330, 65330, 66720, 73520, 77196, 77840, 78396, 78960, 86386, 88224, 91462, 93408, 96495, 97995, 102928, 104528, 110280, 116760, 127741, 128660, 129579, 130660, 137193, 147040, 154392, 155680, 156792, 157920, 172772, 182924, 192990, 195990, 205856, 209056, 215965, 220560, 228655, 233520, 255482, 257320, 259158, 261320, 274386, 302351, 308784, 313584, 345544, 365848, 383223, 385980, 391980, 431930, 441120, 457310, 467040, 510964, 514640, 518316, 522640, 548772, 604702, 617568, 627168, 638705, 647895, 685965, 691088, 731696, 766446, 771960, 783960, 863860, 894187, 907053, 914620, 1021928, 1029280, 1036632, 1045280, 1097544, 1209404, 1277410, 1295790, 1371930, 1382176, 1463392, 1511755, 1532892, 1543920, 1567920, 1727720, 1788374, 1814106, 1829240, 1916115, 2043856, 2073264, 2195088, 2418808, 2554820, 2591580, 2682561, 2743860, 3023510, 3065784, 3087840, 3135840, 3455440, 3576748, 3628212, 3658480, 3832230, 4087712, 4146528, 4390176, 4470935, 4535265, 4837616, 5109640, 5183160, 5365122, 5487720, 6003827, 6047020, 6131568, 6910880, 7153496, 7256424, 7316960, 7664460, 8941870, 9070530, 9675232, 10219280, 10366320, 10730244, 10975440, 12007654, 12094040, 12263136, 13412805, 14306992, 14512848, 15328920, 17883740, 18011481, 18141060, 20438560, 20732640, 21460488, 21950880, 24015308, 24188080, 26825610, 28613984, 29025696, 30019135, 30657840, 35767480, 36022962, 36282120, 42026789, 42920976, 48030616, 48376160, 53651220, 60038270, 61315680, 71534960, 72045924, 72564240, 84053578, 85841952, 90057405, 96061232, 107302440, 120076540, 126080367, 143069920, 144091848, 145128480, 168107156, 180114810, 192122464, 210133945, 214604880, 240153080, 252160734, 288183696, 336214312, 360229620, 420267890, 429209760, 480306160, 504321468, 576367392, 630401835, 672428624, 720459240, 840535780, 960612320, 1008642936, 1260803670, 1344857248, 1440918480, 1681071560, 2017285872, 2521607340, 2881836960, 3362143120, 4034571744, 5043214680, 6724286240, 10086429360, 20172858720]

約数ペア:

[(1, 20172858720), (2, 10086429360), (3, 6724286240), (4, 5043214680), (5, 4034571744), (6, 3362143120), (7, 2881836960), (8, 2521607340), (10, 2017285872), (12, 1681071560), (14, 1440918480), (15, 1344857248), (16, 1260803670), (20, 1008642936), (21, 960612320), (24, 840535780), (28, 720459240), (30, 672428624), (32, 630401835), (35, 576367392), (40, 504321468), (42, 480306160), (47, 429209760), (48, 420267890), (56, 360229620), (60, 336214312), (70, 288183696), (80, 252160734), (84, 240153080), (94, 214604880), (96, 210133945), (105, 192122464), (112, 180114810), (120, 168107156), (139, 145128480), (140, 144091848), (141, 143069920), (160, 126080367), (168, 120076540), (188, 107302440), (210, 96061232), (224, 90057405), (235, 85841952), (240, 84053578), (278, 72564240), (280, 72045924), (282, 71534960), (329, 61315680), (336, 60038270), (376, 53651220), (417, 48376160), (420, 48030616), (470, 42920976), (480, 42026789), (556, 36282120), (560, 36022962), (564, 35767480), (658, 30657840), (672, 30019135), (695, 29025696), (705, 28613984), (752, 26825610), (834, 24188080), (840, 24015308), (919, 21950880), (940, 21460488), (973, 20732640), (987, 20438560), (1112, 18141060), (1120, 18011481), (1128, 17883740), (1316, 15328920), (1390, 14512848), (1410, 14306992), (1504, 13412805), (1645, 12263136), (1668, 12094040), (1680, 12007654), (1838, 10975440), (1880, 10730244), (1946, 10366320), (1974, 10219280), (2085, 9675232), (2224, 9070530), (2256, 8941870), (2632, 7664460), (2757, 7316960), (2780, 7256424), (2820, 7153496), (2919, 6910880), (3290, 6131568), (3336, 6047020), (3360, 6003827), (3676, 5487720), (3760, 5365122), (3892, 5183160), (3948, 5109640), (4170, 4837616), (4448, 4535265), (4512, 4470935), (4595, 4390176), (4865, 4146528), (4935, 4087712), (5264, 3832230), (5514, 3658480), (5560, 3628212), (5640, 3576748), (5838, 3455440), (6433, 3135840), (6533, 3087840), (6580, 3065784), (6672, 3023510), (7352, 2743860), (7520, 2682561), (7784, 2591580), (7896, 2554820), (8340, 2418808), (9190, 2195088), (9730, 2073264), (9870, 2043856), (10528, 1916115), (11028, 1829240), (11120, 1814106), (11280, 1788374), (11676, 1727720), (12866, 1567920), (13066, 1543920), (13160, 1532892), (13344, 1511755), (13785, 1463392), (14595, 1382176), (14704, 1371930), (15568, 1295790), (15792, 1277410), (16680, 1209404), (18380, 1097544), (19299, 1045280), (19460, 1036632), (19599, 1029280), (19740, 1021928), (22056, 914620), (22240, 907053), (22560, 894187), (23352, 863860), (25732, 783960), (26132, 771960), (26320, 766446), (27570, 731696), (29190, 691088), (29408, 685965), (31136, 647895), (31584, 638705), (32165, 627168), (32665, 617568), (33360, 604702), (36760, 548772), (38598, 522640), (38920, 518316), (39198, 514640), (39480, 510964), (43193, 467040), (44112, 457310), (45731, 441120), (46704, 431930), (51464, 391980), (52264, 385980), (52640, 383223), (55140, 365848), (58380, 345544), (64330, 313584), (65330, 308784), (66720, 302351), (73520, 274386), (77196, 261320), (77840, 259158), (78396, 257320), (78960, 255482), (86386, 233520), (88224, 228655), (91462, 220560), (93408, 215965), (96495, 209056), (97995, 205856), (102928, 195990), (104528, 192990), (110280, 182924), (116760, 172772), (127741, 157920), (128660, 156792), (129579, 155680), (130660, 154392), (137193, 147040)]