21082817280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25301}}^1$

素因数の和:25363

約数の個数: 288

約数和(自身を含む): 79437754368

約数和(自身を除く): 58354937088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 992, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1680, 1736, 1792, 1860, 1920, 1984, 2170, 2240, 2480, 2604, 2688, 2976, 3255, 3360, 3472, 3720, 3840, 3968, 4340, 4480, 4960, 5208, 5376, 5952, 6510, 6720, 6944, 7440, 7936, 8680, 8960, 9920, 10416, 11904, 13020, 13440, 13888, 14880, 17360, 19840, 20832, 23808, 25301, 26040, 26880, 27776, 29760, 34720, 39680, 41664, 50602, 52080, 55552, 59520, 69440, 75903, 83328, 101204, 104160, 119040, 126505, 138880, 151806, 166656, 177107, 202408, 208320, 253010, 277760, 303612, 354214, 379515, 404816, 416640, 506020, 531321, 607224, 708428, 759030, 784331, 809632, 833280, 885535, 1012040, 1062642, 1214448, 1416856, 1518060, 1568662, 1619264, 1771070, 2024080, 2125284, 2352993, 2428896, 2656605, 2833712, 3036120, 3137324, 3238528, 3542140, 3921655, 4048160, 4250568, 4705986, 4857792, 5313210, 5490317, 5667424, 6072240, 6274648, 6477056, 7084280, 7843310, 8096320, 8501136, 9411972, 9715584, 10626420, 10980634, 11334848, 11764965, 12144480, 12549296, 14168560, 15686620, 16192640, 16470951, 17002272, 18823944, 19431168, 21252840, 21961268, 22669696, 23529930, 24288960, 25098592, 27451585, 28337120, 31373240, 32385280, 32941902, 34004544, 37647888, 42505680, 43922536, 45339392, 47059860, 48577920, 50197184, 54903170, 56674240, 62746480, 65883804, 68009088, 75295776, 82354755, 85011360, 87845072, 94119720, 97155840, 100394368, 109806340, 113348480, 125492960, 131767608, 136018176, 150591552, 164709510, 170022720, 175690144, 188239440, 200788736, 219612680, 226696960, 250985920, 263535216, 301183104, 329419020, 340045440, 351380288, 376478880, 439225360, 501971840, 527070432, 602366208, 658838040, 680090880, 702760576, 752957760, 878450720, 1003943680, 1054140864, 1317676080, 1405521152, 1505915520, 1756901440, 2108281728, 2635352160, 3011831040, 3513802880, 4216563456, 5270704320, 7027605760, 10541408640, 21082817280]

約数ペア:

[(1, 21082817280), (2, 10541408640), (3, 7027605760), (4, 5270704320), (5, 4216563456), (6, 3513802880), (7, 3011831040), (8, 2635352160), (10, 2108281728), (12, 1756901440), (14, 1505915520), (15, 1405521152), (16, 1317676080), (20, 1054140864), (21, 1003943680), (24, 878450720), (28, 752957760), (30, 702760576), (31, 680090880), (32, 658838040), (35, 602366208), (40, 527070432), (42, 501971840), (48, 439225360), (56, 376478880), (60, 351380288), (62, 340045440), (64, 329419020), (70, 301183104), (80, 263535216), (84, 250985920), (93, 226696960), (96, 219612680), (105, 200788736), (112, 188239440), (120, 175690144), (124, 170022720), (128, 164709510), (140, 150591552), (155, 136018176), (160, 131767608), (168, 125492960), (186, 113348480), (192, 109806340), (210, 100394368), (217, 97155840), (224, 94119720), (240, 87845072), (248, 85011360), (256, 82354755), (280, 75295776), (310, 68009088), (320, 65883804), (336, 62746480), (372, 56674240), (384, 54903170), (420, 50197184), (434, 48577920), (448, 47059860), (465, 45339392), (480, 43922536), (496, 42505680), (560, 37647888), (620, 34004544), (640, 32941902), (651, 32385280), (672, 31373240), (744, 28337120), (768, 27451585), (840, 25098592), (868, 24288960), (896, 23529930), (930, 22669696), (960, 21961268), (992, 21252840), (1085, 19431168), (1120, 18823944), (1240, 17002272), (1280, 16470951), (1302, 16192640), (1344, 15686620), (1488, 14168560), (1680, 12549296), (1736, 12144480), (1792, 11764965), (1860, 11334848), (1920, 10980634), (1984, 10626420), (2170, 9715584), (2240, 9411972), (2480, 8501136), (2604, 8096320), (2688, 7843310), (2976, 7084280), (3255, 6477056), (3360, 6274648), (3472, 6072240), (3720, 5667424), (3840, 5490317), (3968, 5313210), (4340, 4857792), (4480, 4705986), (4960, 4250568), (5208, 4048160), (5376, 3921655), (5952, 3542140), (6510, 3238528), (6720, 3137324), (6944, 3036120), (7440, 2833712), (7936, 2656605), (8680, 2428896), (8960, 2352993), (9920, 2125284), (10416, 2024080), (11904, 1771070), (13020, 1619264), (13440, 1568662), (13888, 1518060), (14880, 1416856), (17360, 1214448), (19840, 1062642), (20832, 1012040), (23808, 885535), (25301, 833280), (26040, 809632), (26880, 784331), (27776, 759030), (29760, 708428), (34720, 607224), (39680, 531321), (41664, 506020), (50602, 416640), (52080, 404816), (55552, 379515), (59520, 354214), (69440, 303612), (75903, 277760), (83328, 253010), (101204, 208320), (104160, 202408), (119040, 177107), (126505, 166656), (138880, 151806)]