20218417560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:557

約数の個数: 768

約数和(自身を含む): 82736640000

約数和(自身を除く): 62518222440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 19, 20, 22, 24, 27, 30, 33, 34, 36, 38, 40, 44, 45, 51, 54, 55, 57, 60, 66, 68, 72, 76, 85, 88, 90, 95, 99, 102, 108, 110, 114, 120, 121, 132, 135, 136, 152, 153, 165, 170, 171, 180, 187, 190, 198, 204, 209, 216, 220, 228, 242, 255, 264, 270, 285, 297, 306, 323, 330, 340, 342, 360, 363, 374, 380, 396, 408, 418, 440, 456, 459, 479, 484, 495, 510, 513, 540, 561, 570, 594, 605, 612, 627, 646, 660, 680, 684, 726, 748, 760, 765, 792, 836, 855, 918, 935, 958, 968, 969, 990, 1020, 1026, 1045, 1080, 1089, 1122, 1140, 1188, 1210, 1224, 1254, 1292, 1320, 1368, 1437, 1452, 1485, 1496, 1530, 1615, 1672, 1683, 1710, 1815, 1836, 1870, 1881, 1916, 1938, 1980, 2040, 2052, 2057, 2090, 2178, 2244, 2280, 2295, 2299, 2376, 2395, 2420, 2508, 2565, 2584, 2805, 2874, 2904, 2907, 2970, 3060, 3135, 3230, 3267, 3366, 3420, 3553, 3630, 3672, 3740, 3762, 3832, 3876, 3960, 4104, 4114, 4180, 4311, 4356, 4488, 4590, 4598, 4790, 4840, 4845, 5016, 5049, 5130, 5269, 5445, 5610, 5643, 5748, 5814, 5940, 6120, 6171, 6270, 6460, 6534, 6732, 6840, 6897, 7106, 7185, 7260, 7480, 7524, 7752, 8143, 8228, 8360, 8415, 8622, 8712, 8721, 9101, 9180, 9196, 9405, 9580, 9690, 10098, 10260, 10285, 10538, 10659, 10890, 11220, 11286, 11495, 11496, 11628, 11880, 12342, 12540, 12920, 12933, 13068, 13464, 13794, 14212, 14370, 14520, 14535, 15048, 15807, 16286, 16335, 16456, 16830, 17244, 17442, 17765, 18202, 18360, 18392, 18513, 18810, 19160, 19380, 20196, 20520, 20570, 20691, 21076, 21318, 21555, 21780, 22440, 22572, 22990, 23256, 24429, 24684, 25080, 25245, 25866, 26136, 26345, 27303, 27588, 28215, 28424, 28740, 29070, 30855, 31614, 31977, 32572, 32670, 33660, 34485, 34488, 34884, 35530, 36404, 37026, 37620, 38760, 39083, 40392, 40715, 41140, 41382, 42152, 42636, 43110, 43560, 43605, 45144, 45505, 45980, 47421, 48858, 49368, 50490, 51732, 52690, 53295, 54606, 55176, 55539, 56430, 57480, 57959, 58140, 61710, 62073, 63228, 63954, 64665, 65144, 65340, 67320, 68970, 69768, 71060, 72808, 73287, 74052, 75240, 78166, 79035, 81430, 81909, 82280, 82764, 85272, 86220, 87210, 89573, 91010, 91960, 92565, 94842, 95931, 97716, 100111, 100980, 103455, 103464, 105380, 106590, 109212, 111078, 112860, 115918, 116280, 117249, 122145, 123420, 124146, 126456, 127908, 129330, 130680, 136515, 137940, 142120, 142263, 146574, 148104, 154717, 156332, 158070, 159885, 162860, 163818, 165528, 172440, 173877, 174420, 179146, 182020, 185130, 189684, 191862, 195415, 195432, 200222, 201960, 206910, 210760, 213180, 218424, 219861, 222156, 225720, 231836, 234498, 237105, 244290, 245727, 246840, 248292, 255816, 258660, 268719, 273030, 275880, 277695, 284526, 289795, 293148, 300333, 309434, 310365, 312664, 316140, 319770, 325720, 327636, 347754, 348840, 351747, 358292, 364040, 366435, 370260, 379368, 383724, 390830, 400444, 409545, 413820, 426360, 439722, 444312, 447865, 463672, 464151, 468996, 474210, 479655, 488580, 491454, 496584, 500555, 517320, 521631, 537438, 546060, 555390, 569052, 579590, 586245, 586296, 600666, 618868, 620730, 632280, 639540, 655272, 695508, 703494, 711315, 716584, 732870, 740520, 767448, 773585, 781660, 800888, 806157, 819090, 827640, 869385, 879444, 895730, 900999, 928302, 937992, 948420, 959310, 977160, 982908, 985303, 1001110, 1043262, 1055241, 1074876, 1092120, 1099305, 1101221, 1110780, 1138104, 1159180, 1172490, 1201332, 1228635, 1237736, 1241460, 1279080, 1343595, 1391016, 1392453, 1406988, 1422630, 1465740, 1501665, 1547170, 1563320, 1564893, 1612314, 1638180, 1701887, 1738770, 1758735, 1758888, 1791460, 1801998, 1856604, 1896840, 1918620, 1965816, 1970606, 2002220, 2086524, 2110482, 2149752, 2198610, 2202442, 2221560, 2318360, 2320755, 2344980, 2402664, 2418471, 2457270, 2482920, 2608155, 2687190, 2702997, 2784906, 2813976, 2845260, 2931480, 2955909, 3003330, 3094340, 3129786, 3224628, 3276360, 3303663, 3403774, 3477540, 3517470, 3582920, 3603996, 3713208, 3837240, 3941212, 4004440, 4030785, 4173048, 4177359, 4220964, 4397220, 4404884, 4504995, 4641510, 4689960, 4836942, 4914540, 4926515, 5105661, 5216310, 5276205, 5374380, 5405994, 5506105, 5569812, 5690520, 5911818, 6006660, 6188680, 6259572, 6449256, 6607326, 6807548, 6955080, 6962265, 7034940, 7207992, 7824465, 7882424, 8061570, 8354718, 8441928, 8509435, 8794440, 8809768, 8867727, 9009990, 9283020, 9673884, 9829080, 9853030, 9910989, 10211322, 10432620, 10552410, 10748760, 10811988, 11012210, 11139624, 11823636, 12013320, 12092355, 12519144, 13214652, 13514985, 13615096, 13924530, 14069880, 14779545, 15316983, 15648930, 16123140, 16518315, 16709436, 17018870, 17735454, 18019980, 18566040, 18720757, 19347768, 19706060, 19821978, 20422644, 20865240, 20886795, 21104820, 21623976, 22024420, 23647272, 24184710, 25528305, 26429304, 26603181, 27029970, 27849060, 29559090, 29732967, 30633966, 31297860, 32246280, 33036630, 33418872, 34037740, 35470908, 36039960, 37441514, 39412120, 39643956, 40845288, 41773590, 42209640, 44048840, 44338635, 45950949, 48369420, 49554945, 51056610, 53206362, 54059940, 55698120, 56162271, 59118180, 59465934, 61267932, 62595720, 66073260, 68075480, 70941816, 74883028, 76584915, 79287912, 83547180, 88677270, 91901898, 93603785, 96738840, 99109890, 102113220, 106412724, 108119880, 112324542, 118236360, 118931868, 122535864, 132146520, 133015905, 148664835, 149766056, 153169830, 167094360, 168486813, 177354540, 183803796, 187207570, 198219780, 204226440, 212825448, 224649084, 229754745, 237863736, 266031810, 280811355, 297329670, 306339660, 336973626, 354709080, 367607592, 374415140, 396439560, 449298168, 459509490, 505460439, 532063620, 561622710, 594659340, 612679320, 673947252, 748830280, 842434065, 919018980, 1010920878, 1064127240, 1123245420, 1189318680, 1347894504, 1684868130, 1838037960, 2021841756, 2246490840, 2527302195, 3369736260, 4043683512, 5054604390, 6739472520, 10109208780, 20218417560]

約数ペア:

[(1, 20218417560), (2, 10109208780), (3, 6739472520), (4, 5054604390), (5, 4043683512), (6, 3369736260), (8, 2527302195), (9, 2246490840), (10, 2021841756), (11, 1838037960), (12, 1684868130), (15, 1347894504), (17, 1189318680), (18, 1123245420), (19, 1064127240), (20, 1010920878), (22, 919018980), (24, 842434065), (27, 748830280), (30, 673947252), (33, 612679320), (34, 594659340), (36, 561622710), (38, 532063620), (40, 505460439), (44, 459509490), (45, 449298168), (51, 396439560), (54, 374415140), (55, 367607592), (57, 354709080), (60, 336973626), (66, 306339660), (68, 297329670), (72, 280811355), (76, 266031810), (85, 237863736), (88, 229754745), (90, 224649084), (95, 212825448), (99, 204226440), (102, 198219780), (108, 187207570), (110, 183803796), (114, 177354540), (120, 168486813), (121, 167094360), (132, 153169830), (135, 149766056), (136, 148664835), (152, 133015905), (153, 132146520), (165, 122535864), (170, 118931868), (171, 118236360), (180, 112324542), (187, 108119880), (190, 106412724), (198, 102113220), (204, 99109890), (209, 96738840), (216, 93603785), (220, 91901898), (228, 88677270), (242, 83547180), (255, 79287912), (264, 76584915), (270, 74883028), (285, 70941816), (297, 68075480), (306, 66073260), (323, 62595720), (330, 61267932), (340, 59465934), (342, 59118180), (360, 56162271), (363, 55698120), (374, 54059940), (380, 53206362), (396, 51056610), (408, 49554945), (418, 48369420), (440, 45950949), (456, 44338635), (459, 44048840), (479, 42209640), (484, 41773590), (495, 40845288), (510, 39643956), (513, 39412120), (540, 37441514), (561, 36039960), (570, 35470908), (594, 34037740), (605, 33418872), (612, 33036630), (627, 32246280), (646, 31297860), (660, 30633966), (680, 29732967), (684, 29559090), (726, 27849060), (748, 27029970), (760, 26603181), (765, 26429304), (792, 25528305), (836, 24184710), (855, 23647272), (918, 22024420), (935, 21623976), (958, 21104820), (968, 20886795), (969, 20865240), (990, 20422644), (1020, 19821978), (1026, 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