20911865040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{2659}}^1$

素因数の和:3023

約数の個数: 320

約数和(自身を含む): 78844953600

約数和(自身を除く): 57933088560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 331, 360, 396, 432, 440, 495, 528, 540, 594, 660, 662, 720, 792, 880, 990, 993, 1080, 1188, 1320, 1324, 1485, 1584, 1655, 1980, 1986, 2160, 2376, 2640, 2648, 2659, 2970, 2979, 3310, 3641, 3960, 3972, 4752, 4965, 5296, 5318, 5940, 5958, 6620, 7282, 7920, 7944, 7977, 8937, 9930, 10636, 10923, 11880, 11916, 13240, 13295, 14564, 14895, 15888, 15954, 17874, 18205, 19860, 21272, 21846, 23760, 23832, 23931, 26480, 26590, 29128, 29249, 29790, 31908, 32769, 35748, 36410, 39720, 39885, 42544, 43692, 44685, 47664, 47862, 53180, 54615, 58256, 58498, 59580, 63816, 65538, 71496, 71793, 72820, 79440, 79770, 87384, 87747, 89370, 95724, 98307, 106360, 109230, 116996, 119160, 119655, 127632, 131076, 142992, 143586, 145640, 146245, 159540, 163845, 174768, 175494, 178740, 191448, 196614, 212720, 218460, 233992, 238320, 239310, 262152, 263241, 287172, 291280, 292490, 319080, 327690, 350988, 357480, 358965, 382896, 393228, 436920, 438735, 467984, 478620, 491535, 524304, 526482, 574344, 584980, 638160, 655380, 701976, 714960, 717930, 786456, 789723, 873840, 877470, 880129, 957240, 983070, 1052964, 1148688, 1169960, 1310760, 1316205, 1403952, 1435860, 1572912, 1579446, 1754940, 1760258, 1914480, 1966140, 2105928, 2339920, 2621520, 2632410, 2640387, 2871720, 3158892, 3509880, 3520516, 3932280, 3948615, 4211856, 4400645, 5264820, 5280774, 5743440, 6317784, 7019760, 7041032, 7864560, 7897230, 7921161, 8801290, 9681419, 10529640, 10561548, 12635568, 13201935, 14082064, 15794460, 15842322, 17602580, 19362838, 21059280, 21123096, 23763483, 26403870, 29044257, 31588920, 31684644, 35205160, 38725676, 39605805, 42246192, 47526966, 48407095, 52807740, 58088514, 63177840, 63369288, 70410320, 77451352, 79211610, 87132771, 95053932, 96814190, 105615480, 116177028, 118817415, 126738576, 145221285, 154902704, 158423220, 174265542, 190107864, 193628380, 211230960, 232354056, 237634830, 261398313, 290442570, 316846440, 348531084, 380215728, 387256760, 435663855, 464708112, 475269660, 522796626, 580885140, 633692880, 697062168, 774513520, 871327710, 950539320, 1045593252, 1161770280, 1306991565, 1394124336, 1742655420, 1901078640, 2091186504, 2323540560, 2613983130, 3485310840, 4182373008, 5227966260, 6970621680, 10455932520, 20911865040]

約数ペア:

[(1, 20911865040), (2, 10455932520), (3, 6970621680), (4, 5227966260), (5, 4182373008), (6, 3485310840), (8, 2613983130), (9, 2323540560), (10, 2091186504), (11, 1901078640), (12, 1742655420), (15, 1394124336), (16, 1306991565), (18, 1161770280), (20, 1045593252), (22, 950539320), (24, 871327710), (27, 774513520), (30, 697062168), (33, 633692880), (36, 580885140), (40, 522796626), (44, 475269660), (45, 464708112), (48, 435663855), (54, 387256760), (55, 380215728), (60, 348531084), (66, 316846440), (72, 290442570), (80, 261398313), (88, 237634830), (90, 232354056), (99, 211230960), (108, 193628380), (110, 190107864), (120, 174265542), (132, 158423220), (135, 154902704), (144, 145221285), (165, 126738576), (176, 118817415), (180, 116177028), (198, 105615480), (216, 96814190), (220, 95053932), (240, 87132771), (264, 79211610), (270, 77451352), (297, 70410320), (330, 63369288), (331, 63177840), (360, 58088514), (396, 52807740), (432, 48407095), (440, 47526966), (495, 42246192), (528, 39605805), (540, 38725676), (594, 35205160), (660, 31684644), (662, 31588920), (720, 29044257), (792, 26403870), (880, 23763483), (990, 21123096), (993, 21059280), (1080, 19362838), (1188, 17602580), (1320, 15842322), (1324, 15794460), (1485, 14082064), (1584, 13201935), (1655, 12635568), (1980, 10561548), (1986, 10529640), (2160, 9681419), (2376, 8801290), (2640, 7921161), (2648, 7897230), (2659, 7864560), (2970, 7041032), (2979, 7019760), (3310, 6317784), (3641, 5743440), (3960, 5280774), (3972, 5264820), (4752, 4400645), (4965, 4211856), (5296, 3948615), (5318, 3932280), (5940, 3520516), (5958, 3509880), (6620, 3158892), (7282, 2871720), (7920, 2640387), (7944, 2632410), (7977, 2621520), (8937, 2339920), (9930, 2105928), (10636, 1966140), (10923, 1914480), (11880, 1760258), (11916, 1754940), (13240, 1579446), (13295, 1572912), (14564, 1435860), (14895, 1403952), (15888, 1316205), (15954, 1310760), (17874, 1169960), (18205, 1148688), (19860, 1052964), (21272, 983070), (21846, 957240), (23760, 880129), (23832, 877470), (23931, 873840), (26480, 789723), (26590, 786456), (29128, 717930), (29249, 714960), (29790, 701976), (31908, 655380), (32769, 638160), (35748, 584980), (36410, 574344), (39720, 526482), (39885, 524304), (42544, 491535), (43692, 478620), (44685, 467984), (47664, 438735), (47862, 436920), (53180, 393228), (54615, 382896), (58256, 358965), (58498, 357480), (59580, 350988), (63816, 327690), (65538, 319080), (71496, 292490), (71793, 291280), (72820, 287172), (79440, 263241), (79770, 262152), (87384, 239310), (87747, 238320), (89370, 233992), (95724, 218460), (98307, 212720), (106360, 196614), (109230, 191448), (116996, 178740), (119160, 175494), (119655, 174768), (127632, 163845), (131076, 159540), (142992, 146245), (143586, 145640)]