691483520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:453

約数の個数: 256

約数和(自身を含む): 2105671680

約数和(自身を除く): 1414188160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 128, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 320, 364, 383, 403, 416, 434, 448, 455, 496, 520, 560, 620, 640, 728, 766, 806, 832, 868, 896, 910, 992, 1040, 1085, 1120, 1240, 1456, 1532, 1612, 1664, 1736, 1820, 1915, 1984, 2015, 2080, 2170, 2240, 2480, 2681, 2821, 2912, 3064, 3224, 3472, 3640, 3830, 3968, 4030, 4160, 4340, 4480, 4960, 4979, 5362, 5642, 5824, 6128, 6448, 6944, 7280, 7660, 8060, 8320, 8680, 9920, 9958, 10724, 11284, 11648, 11873, 12256, 12896, 13405, 13888, 14105, 14560, 15320, 16120, 17360, 19840, 19916, 21448, 22568, 23746, 24512, 24895, 25792, 26810, 27776, 28210, 29120, 30640, 32240, 34720, 34853, 39832, 42896, 45136, 47492, 49024, 49790, 51584, 53620, 56420, 58240, 59365, 61280, 64480, 69440, 69706, 79664, 83111, 85792, 90272, 94984, 99580, 107240, 112840, 118730, 122560, 128960, 138880, 139412, 154349, 159328, 166222, 171584, 174265, 180544, 189968, 199160, 214480, 225680, 237460, 245120, 257920, 278824, 308698, 318656, 332444, 343168, 348530, 361088, 379936, 398320, 415555, 428960, 451360, 474920, 557648, 617396, 637312, 664888, 697060, 759872, 771745, 796640, 831110, 857920, 902720, 949840, 1080443, 1115296, 1234792, 1329776, 1394120, 1519744, 1543490, 1593280, 1662220, 1715840, 1805440, 1899680, 2160886, 2230592, 2469584, 2659552, 2788240, 3086980, 3186560, 3324440, 3799360, 4321772, 4461184, 4939168, 5319104, 5402215, 5576480, 6173960, 6648880, 7598720, 8643544, 9878336, 10638208, 10804430, 11152960, 12347920, 13297760, 17287088, 19756672, 21608860, 22305920, 24695840, 26595520, 34574176, 43217720, 49391680, 53191040, 69148352, 86435440, 98783360, 138296704, 172870880, 345741760, 691483520]

約数ペア:

[(1, 691483520), (2, 345741760), (4, 172870880), (5, 138296704), (7, 98783360), (8, 86435440), (10, 69148352), (13, 53191040), (14, 49391680), (16, 43217720), (20, 34574176), (26, 26595520), (28, 24695840), (31, 22305920), (32, 21608860), (35, 19756672), (40, 17287088), (52, 13297760), (56, 12347920), (62, 11152960), (64, 10804430), (65, 10638208), (70, 9878336), (80, 8643544), (91, 7598720), (104, 6648880), (112, 6173960), (124, 5576480), (128, 5402215), (130, 5319104), (140, 4939168), (155, 4461184), (160, 4321772), (182, 3799360), (208, 3324440), (217, 3186560), (224, 3086980), (248, 2788240), (260, 2659552), (280, 2469584), (310, 2230592), (320, 2160886), (364, 1899680), (383, 1805440), (403, 1715840), (416, 1662220), (434, 1593280), (448, 1543490), (455, 1519744), (496, 1394120), (520, 1329776), (560, 1234792), (620, 1115296), (640, 1080443), (728, 949840), (766, 902720), (806, 857920), (832, 831110), (868, 796640), (896, 771745), (910, 759872), (992, 697060), (1040, 664888), (1085, 637312), (1120, 617396), (1240, 557648), (1456, 474920), (1532, 451360), (1612, 428960), (1664, 415555), (1736, 398320), (1820, 379936), (1915, 361088), (1984, 348530), (2015, 343168), (2080, 332444), (2170, 318656), (2240, 308698), (2480, 278824), (2681, 257920), (2821, 245120), (2912, 237460), (3064, 225680), (3224, 214480), (3472, 199160), (3640, 189968), (3830, 180544), (3968, 174265), (4030, 171584), (4160, 166222), (4340, 159328), (4480, 154349), (4960, 139412), (4979, 138880), (5362, 128960), (5642, 122560), (5824, 118730), (6128, 112840), (6448, 107240), (6944, 99580), (7280, 94984), (7660, 90272), (8060, 85792), (8320, 83111), (8680, 79664), (9920, 69706), (9958, 69440), (10724, 64480), (11284, 61280), (11648, 59365), (11873, 58240), (12256, 56420), (12896, 53620), (13405, 51584), (13888, 49790), (14105, 49024), (14560, 47492), (15320, 45136), (16120, 42896), (17360, 39832), (19840, 34853), (19916, 34720), (21448, 32240), (22568, 30640), (23746, 29120), (24512, 28210), (24895, 27776), (25792, 26810)]