20905079040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:614

約数の個数: 432

約数和(自身を含む): 76014626688

約数和(自身を除く): 55109547648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 256, 257, 276, 288, 307, 320, 345, 360, 368, 384, 414, 460, 480, 514, 552, 576, 614, 640, 690, 720, 736, 768, 771, 828, 920, 921, 960, 1028, 1035, 1104, 1152, 1228, 1280, 1285, 1380, 1440, 1472, 1535, 1542, 1656, 1840, 1842, 1920, 2056, 2070, 2208, 2304, 2313, 2456, 2570, 2760, 2763, 2880, 2944, 3070, 3084, 3312, 3680, 3684, 3840, 3855, 4112, 4140, 4416, 4605, 4626, 4912, 5140, 5520, 5526, 5760, 5888, 5911, 6140, 6168, 6624, 7061, 7360, 7368, 7710, 8224, 8280, 8832, 9210, 9252, 9824, 10280, 11040, 11052, 11520, 11565, 11822, 12280, 12336, 13248, 13815, 14122, 14720, 14736, 15420, 16448, 16560, 17664, 17733, 18420, 18504, 19648, 20560, 21183, 22080, 22104, 23130, 23644, 24560, 24672, 26496, 27630, 28244, 29440, 29472, 29555, 30840, 32896, 33120, 35305, 35466, 36840, 37008, 39296, 41120, 42366, 44160, 44208, 46260, 47288, 49120, 49344, 52992, 53199, 55260, 56488, 58944, 59110, 61680, 63549, 65792, 66240, 70610, 70932, 73680, 74016, 78592, 78899, 82240, 84732, 88320, 88416, 88665, 92520, 94576, 98240, 98688, 105915, 106398, 110520, 112976, 117888, 118220, 123360, 127098, 132480, 141220, 141864, 147360, 148032, 157798, 164480, 169464, 176832, 177330, 185040, 189152, 196480, 197376, 211830, 212796, 221040, 225952, 235776, 236440, 236697, 246720, 254196, 264960, 265995, 282440, 283728, 294720, 296064, 315596, 317745, 328960, 338928, 353664, 354660, 370080, 378304, 392960, 394495, 423660, 425592, 442080, 451904, 472880, 473394, 493440, 508392, 531990, 564880, 567456, 589440, 592128, 631192, 635490, 677856, 707328, 709320, 710091, 740160, 756608, 788990, 847320, 851184, 884160, 903808, 945760, 946788, 986880, 1016784, 1063980, 1129760, 1134912, 1178880, 1183485, 1262384, 1270980, 1355712, 1418640, 1420182, 1480320, 1513216, 1577980, 1694640, 1702368, 1768320, 1807616, 1814677, 1891520, 1893576, 2033568, 2127960, 2259520, 2269824, 2366970, 2524768, 2541960, 2711424, 2837280, 2840364, 2960640, 3155960, 3389280, 3404736, 3536640, 3550455, 3629354, 3783040, 3787152, 4067136, 4255920, 4519040, 4539648, 4733940, 5049536, 5083920, 5422848, 5444031, 5674560, 5680728, 6311920, 6778560, 6809472, 7100910, 7258708, 7566080, 7574304, 8134272, 8511840, 9038080, 9073385, 9467880, 10099072, 10167840, 10888062, 11349120, 11361456, 12623840, 13557120, 13618944, 14201820, 14517416, 15148608, 16268544, 16332093, 17023680, 18146770, 18935760, 20198144, 20335680, 21776124, 22698240, 22722912, 25247680, 27114240, 27220155, 28403640, 29034832, 30297216, 32664186, 34047360, 36293540, 37871520, 40671360, 43552248, 45445824, 50495360, 54440310, 56807280, 58069664, 60594432, 65328372, 68094720, 72587080, 75743040, 81342720, 81660465, 87104496, 90891648, 100990720, 108880620, 113614560, 116139328, 130656744, 145174160, 151486080, 163320930, 174208992, 181783296, 217761240, 227229120, 232278656, 261313488, 290348320, 302972160, 326641860, 348417984, 435522480, 454458240, 464557312, 522626976, 580696640, 653283720, 696835968, 871044960, 908916480, 1045253952, 1161393280, 1306567440, 1393671936, 1742089920, 2090507904, 2322786560, 2613134880, 3484179840, 4181015808, 5226269760, 6968359680, 10452539520, 20905079040]

約数ペア:

[(1, 20905079040), (2, 10452539520), (3, 6968359680), (4, 5226269760), (5, 4181015808), (6, 3484179840), (8, 2613134880), (9, 2322786560), (10, 2090507904), (12, 1742089920), (15, 1393671936), (16, 1306567440), (18, 1161393280), (20, 1045253952), (23, 908916480), (24, 871044960), (30, 696835968), (32, 653283720), (36, 580696640), (40, 522626976), (45, 464557312), (46, 454458240), (48, 435522480), (60, 348417984), (64, 326641860), (69, 302972160), (72, 290348320), (80, 261313488), (90, 232278656), (92, 227229120), (96, 217761240), (115, 181783296), (120, 174208992), (128, 163320930), (138, 151486080), (144, 145174160), (160, 130656744), (180, 116139328), (184, 113614560), (192, 108880620), (207, 100990720), (230, 90891648), (240, 87104496), (256, 81660465), (257, 81342720), (276, 75743040), (288, 72587080), (307, 68094720), (320, 65328372), (345, 60594432), (360, 58069664), (368, 56807280), (384, 54440310), (414, 50495360), (460, 45445824), (480, 43552248), (514, 40671360), (552, 37871520), (576, 36293540), (614, 34047360), (640, 32664186), (690, 30297216), (720, 29034832), (736, 28403640), (768, 27220155), (771, 27114240), (828, 25247680), (920, 22722912), (921, 22698240), (960, 21776124), (1028, 20335680), (1035, 20198144), (1104, 18935760), (1152, 18146770), (1228, 17023680), (1280, 16332093), (1285, 16268544), (1380, 15148608), (1440, 14517416), (1472, 14201820), (1535, 13618944), (1542, 13557120), (1656, 12623840), (1840, 11361456), (1842, 11349120), (1920, 10888062), (2056, 10167840), (2070, 10099072), (2208, 9467880), (2304, 9073385), (2313, 9038080), (2456, 8511840), (2570, 8134272), (2760, 7574304), (2763, 7566080), (2880, 7258708), (2944, 7100910), (3070, 6809472), (3084, 6778560), (3312, 6311920), (3680, 5680728), (3684, 5674560), (3840, 5444031), (3855, 5422848), (4112, 5083920), (4140, 5049536), (4416, 4733940), (4605, 4539648), (4626, 4519040), (4912, 4255920), (5140, 4067136), (5520, 3787152), (5526, 3783040), (5760, 3629354), (5888, 3550455), (5911, 3536640), (6140, 3404736), (6168, 3389280), (6624, 3155960), (7061, 2960640), (7360, 2840364), (7368, 2837280), (7710, 2711424), (8224, 2541960), (8280, 2524768), (8832, 2366970), (9210, 2269824), (9252, 2259520), (9824, 2127960), (10280, 2033568), (11040, 1893576), (11052, 1891520), (11520, 1814677), (11565, 1807616), (11822, 1768320), (12280, 1702368), (12336, 1694640), (13248, 1577980), (13815, 1513216), (14122, 1480320), (14720, 1420182), (14736, 1418640), (15420, 1355712), (16448, 1270980), (16560, 1262384), (17664, 1183485), (17733, 1178880), (18420, 1134912), (18504, 1129760), (19648, 1063980), (20560, 1016784), (21183, 986880), (22080, 946788), (22104, 945760), (23130, 903808), (23644, 884160), (24560, 851184), (24672, 847320), (26496, 788990), (27630, 756608), (28244, 740160), (29440, 710091), (29472, 709320), (29555, 707328), (30840, 677856), (32896, 635490), (33120, 631192), (35305, 592128), (35466, 589440), (36840, 567456), (37008, 564880), (39296, 531990), (41120, 508392), (42366, 493440), (44160, 473394), (44208, 472880), (46260, 451904), (47288, 442080), (49120, 425592), (49344, 423660), (52992, 394495), (53199, 392960), (55260, 378304), (56488, 370080), (58944, 354660), (59110, 353664), (61680, 338928), (63549, 328960), (65792, 317745), (66240, 315596), (70610, 296064), (70932, 294720), (73680, 283728), (74016, 282440), (78592, 265995), (78899, 264960), (82240, 254196), (84732, 246720), (88320, 236697), (88416, 236440), (88665, 235776), (92520, 225952), (94576, 221040), (98240, 212796), (98688, 211830), (105915, 197376), (106398, 196480), (110520, 189152), (112976, 185040), (117888, 177330), (118220, 176832), (123360, 169464), (127098, 164480), (132480, 157798), (141220, 148032), (141864, 147360)]