81108720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1$

素因数の和:74

約数の個数: 540

約数和(自身を含む): 366617160

約数和(自身を除く): 285508440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 19, 20, 21, 22, 24, 28, 30, 33, 35, 36, 38, 40, 42, 44, 45, 48, 49, 55, 56, 57, 60, 63, 66, 70, 72, 76, 77, 80, 84, 88, 90, 95, 98, 99, 105, 110, 112, 114, 120, 121, 126, 132, 133, 140, 144, 147, 152, 154, 165, 168, 171, 176, 180, 190, 196, 198, 209, 210, 220, 228, 231, 240, 242, 245, 252, 264, 266, 280, 285, 294, 304, 308, 315, 330, 336, 342, 360, 363, 380, 385, 392, 396, 399, 418, 420, 440, 441, 456, 462, 484, 490, 495, 504, 528, 532, 539, 560, 570, 588, 605, 616, 627, 630, 660, 665, 684, 693, 720, 726, 735, 760, 770, 784, 792, 798, 836, 840, 847, 855, 880, 882, 912, 924, 931, 968, 980, 990, 1008, 1045, 1064, 1078, 1089, 1140, 1155, 1176, 1197, 1210, 1232, 1254, 1260, 1320, 1330, 1368, 1386, 1452, 1463, 1470, 1520, 1540, 1584, 1596, 1617, 1672, 1680, 1694, 1710, 1764, 1815, 1848, 1862, 1881, 1936, 1960, 1980, 1995, 2090, 2128, 2156, 2178, 2205, 2280, 2299, 2310, 2352, 2394, 2420, 2508, 2520, 2541, 2640, 2660, 2695, 2736, 2772, 2793, 2904, 2926, 2940, 3080, 3135, 3192, 3234, 3344, 3388, 3420, 3465, 3528, 3630, 3696, 3724, 3762, 3920, 3960, 3990, 4180, 4235, 4312, 4356, 4389, 4410, 4560, 4598, 4620, 4655, 4788, 4840, 4851, 5016, 5040, 5082, 5320, 5390, 5445, 5544, 5586, 5808, 5852, 5880, 5929, 5985, 6160, 6270, 6384, 6468, 6776, 6840, 6897, 6930, 7056, 7260, 7315, 7448, 7524, 7623, 7920, 7980, 8085, 8360, 8379, 8470, 8624, 8712, 8778, 8820, 9196, 9240, 9310, 9405, 9576, 9680, 9702, 10032, 10164, 10241, 10640, 10780, 10890, 11088, 11172, 11495, 11704, 11760, 11858, 11970, 12540, 12705, 12936, 13167, 13552, 13680, 13794, 13860, 13965, 14520, 14630, 14896, 15048, 15246, 15960, 16093, 16170, 16720, 16758, 16940, 17424, 17556, 17640, 17787, 18392, 18480, 18620, 18810, 19152, 19404, 20328, 20482, 20691, 21560, 21780, 21945, 22344, 22990, 23408, 23716, 23940, 24255, 25080, 25410, 25872, 26334, 27588, 27720, 27930, 29040, 29260, 29645, 30096, 30492, 30723, 31920, 32186, 32340, 33516, 33880, 34485, 35112, 35280, 35574, 36784, 37240, 37620, 38115, 38808, 40656, 40964, 41382, 41895, 43120, 43560, 43890, 44688, 45980, 47432, 47880, 48279, 48510, 50160, 50820, 51205, 52668, 53361, 55176, 55440, 55860, 58520, 59290, 60984, 61446, 64372, 64680, 65835, 67032, 67760, 68970, 70224, 71148, 74480, 75240, 76230, 77616, 80465, 81928, 82764, 83790, 87120, 87780, 88935, 91960, 92169, 94864, 95760, 96558, 97020, 101640, 102410, 103455, 105336, 106722, 110352, 111720, 112651, 117040, 118580, 121968, 122892, 128744, 129360, 131670, 134064, 137940, 142296, 144837, 150480, 152460, 153615, 160930, 163856, 165528, 167580, 175560, 177870, 183920, 184338, 193116, 194040, 203280, 204820, 206910, 210672, 213444, 223440, 225302, 237160, 241395, 245784, 257488, 263340, 266805, 275880, 284592, 289674, 304920, 307230, 321860, 331056, 335160, 337953, 351120, 355740, 368676, 386232, 388080, 409640, 413820, 426888, 450604, 460845, 474320, 482790, 491568, 526680, 533610, 551760, 563255, 579348, 609840, 614460, 643720, 670320, 675906, 711480, 724185, 737352, 772464, 819280, 827640, 853776, 901208, 921690, 965580, 1013859, 1053360, 1067220, 1126510, 1158696, 1228920, 1287440, 1351812, 1422960, 1448370, 1474704, 1655280, 1689765, 1802416, 1843380, 1931160, 2027718, 2134440, 2253020, 2317392, 2457840, 2703624, 2896740, 3379530, 3686760, 3862320, 4055436, 4268880, 4506040, 5069295, 5407248, 5793480, 6759060, 7373520, 8110872, 9012080, 10138590, 11586960, 13518120, 16221744, 20277180, 27036240, 40554360, 81108720]

約数ペア:

[(1, 81108720), (2, 40554360), (3, 27036240), (4, 20277180), (5, 16221744), (6, 13518120), (7, 11586960), (8, 10138590), (9, 9012080), (10, 8110872), (11, 7373520), (12, 6759060), (14, 5793480), (15, 5407248), (16, 5069295), (18, 4506040), (19, 4268880), (20, 4055436), (21, 3862320), (22, 3686760), (24, 3379530), (28, 2896740), (30, 2703624), (33, 2457840), (35, 2317392), (36, 2253020), (38, 2134440), (40, 2027718), (42, 1931160), (44, 1843380), (45, 1802416), (48, 1689765), (49, 1655280), (55, 1474704), (56, 1448370), (57, 1422960), (60, 1351812), (63, 1287440), (66, 1228920), (70, 1158696), (72, 1126510), (76, 1067220), (77, 1053360), (80, 1013859), (84, 965580), (88, 921690), (90, 901208), (95, 853776), (98, 827640), (99, 819280), (105, 772464), (110, 737352), (112, 724185), (114, 711480), (120, 675906), (121, 670320), (126, 643720), (132, 614460), (133, 609840), (140, 579348), (144, 563255), (147, 551760), (152, 533610), (154, 526680), (165, 491568), (168, 482790), (171, 474320), (176, 460845), (180, 450604), (190, 426888), (196, 413820), (198, 409640), (209, 388080), (210, 386232), (220, 368676), (228, 355740), (231, 351120), (240, 337953), (242, 335160), (245, 331056), (252, 321860), (264, 307230), (266, 304920), (280, 289674), (285, 284592), (294, 275880), (304, 266805), (308, 263340), (315, 257488), (330, 245784), (336, 241395), (342, 237160), (360, 225302), (363, 223440), (380, 213444), (385, 210672), (392, 206910), (396, 204820), (399, 203280), (418, 194040), (420, 193116), (440, 184338), (441, 183920), (456, 177870), (462, 175560), (484, 167580), (490, 165528), (495, 163856), (504, 160930), (528, 153615), (532, 152460), (539, 150480), (560, 144837), (570, 142296), (588, 137940), (605, 134064), (616, 131670), (627, 129360), (630, 128744), (660, 122892), (665, 121968), (684, 118580), (693, 117040), (720, 112651), (726, 111720), (735, 110352), (760, 106722), (770, 105336), (784, 103455), (792, 102410), (798, 101640), (836, 97020), (840, 96558), (847, 95760), (855, 94864), (880, 92169), (882, 91960), (912, 88935), (924, 87780), (931, 87120), (968, 83790), (980, 82764), (990, 81928), (1008, 80465), (1045, 77616), (1064, 76230), (1078, 75240), (1089, 74480), (1140, 71148), (1155, 70224), (1176, 68970), (1197, 67760), (1210, 67032), (1232, 65835), (1254, 64680), (1260, 64372), (1320, 61446), (1330, 60984), (1368, 59290), (1386, 58520), (1452, 55860), (1463, 55440), (1470, 55176), (1520, 53361), (1540, 52668), (1584, 51205), (1596, 50820), (1617, 50160), (1672, 48510), (1680, 48279), (1694, 47880), (1710, 47432), (1764, 45980), (1815, 44688), (1848, 43890), (1862, 43560), (1881, 43120), (1936, 41895), (1960, 41382), (1980, 40964), (1995, 40656), (2090, 38808), (2128, 38115), (2156, 37620), (2178, 37240), (2205, 36784), (2280, 35574), (2299, 35280), (2310, 35112), (2352, 34485), (2394, 33880), (2420, 33516), (2508, 32340), (2520, 32186), (2541, 31920), (2640, 30723), (2660, 30492), (2695, 30096), (2736, 29645), (2772, 29260), (2793, 29040), (2904, 27930), (2926, 27720), (2940, 27588), (3080, 26334), (3135, 25872), (3192, 25410), (3234, 25080), (3344, 24255), (3388, 23940), (3420, 23716), (3465, 23408), (3528, 22990), (3630, 22344), (3696, 21945), (3724, 21780), (3762, 21560), (3920, 20691), (3960, 20482), (3990, 20328), (4180, 19404), (4235, 19152), (4312, 18810), (4356, 18620), (4389, 18480), (4410, 18392), (4560, 17787), (4598, 17640), (4620, 17556), (4655, 17424), (4788, 16940), (4840, 16758), (4851, 16720), (5016, 16170), (5040, 16093), (5082, 15960), (5320, 15246), (5390, 15048), (5445, 14896), (5544, 14630), (5586, 14520), (5808, 13965), (5852, 13860), (5880, 13794), (5929, 13680), (5985, 13552), (6160, 13167), (6270, 12936), (6384, 12705), (6468, 12540), (6776, 11970), (6840, 11858), (6897, 11760), (6930, 11704), (7056, 11495), (7260, 11172), (7315, 11088), (7448, 10890), (7524, 10780), (7623, 10640), (7920, 10241), (7980, 10164), (8085, 10032), (8360, 9702), (8379, 9680), (8470, 9576), (8624, 9405), (8712, 9310), (8778, 9240), (8820, 9196)]