398361228160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1\times {\mathrm{1879}}^1$

素因数の和:3221

約数の個数: 256

約数和(自身を含む): 1119264768000

約数和(自身を除く): 720903539840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 448, 518, 560, 592, 640, 740, 896, 1036, 1120, 1184, 1279, 1295, 1480, 1879, 2072, 2240, 2368, 2558, 2590, 2960, 3758, 4144, 4480, 4736, 5116, 5180, 5920, 6395, 7516, 8288, 8953, 9395, 10232, 10360, 11840, 12790, 13153, 15032, 16576, 17906, 18790, 20464, 20720, 23680, 25580, 26306, 30064, 33152, 35812, 37580, 40928, 41440, 44765, 47323, 51160, 52612, 60128, 65765, 69523, 71624, 75160, 81856, 82880, 89530, 94646, 102320, 105224, 120256, 131530, 139046, 143248, 150320, 163712, 165760, 179060, 189292, 204640, 210448, 236615, 240512, 263060, 278092, 286496, 300640, 331261, 347615, 358120, 378584, 409280, 420896, 473230, 486661, 526120, 556184, 572992, 601280, 662522, 695230, 716240, 757168, 818560, 841792, 946460, 973322, 1052240, 1112368, 1145984, 1202560, 1325044, 1390460, 1432480, 1514336, 1656305, 1683584, 1892920, 1946644, 2104480, 2224736, 2403241, 2433305, 2650088, 2780920, 2864960, 3028672, 3312610, 3785840, 3893288, 4208960, 4449472, 4806482, 4866610, 5300176, 5561840, 5729920, 6057344, 6625220, 7571680, 7786576, 8417920, 8898944, 9612964, 9733220, 10600352, 11123680, 12016205, 13250440, 15143360, 15573152, 16822687, 19225928, 19466440, 21200704, 22247360, 24032410, 26500880, 30286720, 31146304, 33645374, 38451856, 38932880, 42401408, 44494720, 48064820, 53001760, 62292608, 67290748, 76903712, 77865760, 84113435, 88919917, 96129640, 106003520, 134581496, 153807424, 155731520, 168226870, 177839834, 192259280, 212007040, 269162992, 307614848, 311463040, 336453740, 355679668, 384518560, 444599585, 538325984, 622439419, 672907480, 711359336, 769037120, 889199170, 1076651968, 1244878838, 1345814960, 1422718672, 1538074240, 1778398340, 2153303936, 2489757676, 2691629920, 2845437344, 3112197095, 3556796680, 4979515352, 5383259840, 5690874688, 6224394190, 7113593360, 9959030704, 10766519680, 11381749376, 12448788380, 14227186720, 19918061408, 24897576760, 28454373440, 39836122816, 49795153520, 56908746880, 79672245632, 99590307040, 199180614080, 398361228160]

約数ペア:

[(1, 398361228160), (2, 199180614080), (4, 99590307040), (5, 79672245632), (7, 56908746880), (8, 49795153520), (10, 39836122816), (14, 28454373440), (16, 24897576760), (20, 19918061408), (28, 14227186720), (32, 12448788380), (35, 11381749376), (37, 10766519680), (40, 9959030704), (56, 7113593360), (64, 6224394190), (70, 5690874688), (74, 5383259840), (80, 4979515352), (112, 3556796680), (128, 3112197095), (140, 2845437344), (148, 2691629920), (160, 2489757676), (185, 2153303936), (224, 1778398340), (259, 1538074240), (280, 1422718672), (296, 1345814960), (320, 1244878838), (370, 1076651968), (448, 889199170), (518, 769037120), (560, 711359336), (592, 672907480), (640, 622439419), (740, 538325984), (896, 444599585), (1036, 384518560), (1120, 355679668), (1184, 336453740), (1279, 311463040), (1295, 307614848), (1480, 269162992), (1879, 212007040), (2072, 192259280), (2240, 177839834), (2368, 168226870), (2558, 155731520), (2590, 153807424), (2960, 134581496), (3758, 106003520), (4144, 96129640), (4480, 88919917), (4736, 84113435), (5116, 77865760), (5180, 76903712), (5920, 67290748), (6395, 62292608), (7516, 53001760), (8288, 48064820), (8953, 44494720), (9395, 42401408), (10232, 38932880), (10360, 38451856), (11840, 33645374), (12790, 31146304), (13153, 30286720), (15032, 26500880), (16576, 24032410), (17906, 22247360), (18790, 21200704), (20464, 19466440), (20720, 19225928), (23680, 16822687), (25580, 15573152), (26306, 15143360), (30064, 13250440), (33152, 12016205), (35812, 11123680), (37580, 10600352), (40928, 9733220), (41440, 9612964), (44765, 8898944), (47323, 8417920), (51160, 7786576), (52612, 7571680), (60128, 6625220), (65765, 6057344), (69523, 5729920), (71624, 5561840), (75160, 5300176), (81856, 4866610), (82880, 4806482), (89530, 4449472), (94646, 4208960), (102320, 3893288), (105224, 3785840), (120256, 3312610), (131530, 3028672), (139046, 2864960), (143248, 2780920), (150320, 2650088), (163712, 2433305), (165760, 2403241), (179060, 2224736), (189292, 2104480), (204640, 1946644), (210448, 1892920), (236615, 1683584), (240512, 1656305), (263060, 1514336), (278092, 1432480), (286496, 1390460), (300640, 1325044), (331261, 1202560), (347615, 1145984), (358120, 1112368), (378584, 1052240), (409280, 973322), (420896, 946460), (473230, 841792), (486661, 818560), (526120, 757168), (556184, 716240), (572992, 695230), (601280, 662522)]