420920976

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:330

約数の個数: 240

約数和(自身を含む): 1367912448

約数和(自身を除く): 946991472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 31, 42, 46, 48, 49, 56, 62, 69, 84, 92, 93, 98, 112, 124, 138, 147, 161, 168, 184, 186, 196, 217, 248, 251, 276, 294, 322, 336, 368, 372, 392, 434, 483, 496, 502, 552, 588, 644, 651, 713, 744, 753, 784, 868, 966, 1004, 1104, 1127, 1176, 1288, 1302, 1426, 1488, 1506, 1519, 1736, 1757, 1932, 2008, 2139, 2254, 2352, 2576, 2604, 2852, 3012, 3038, 3381, 3472, 3514, 3864, 4016, 4278, 4508, 4557, 4991, 5208, 5271, 5704, 5773, 6024, 6076, 6762, 7028, 7728, 7781, 8556, 9016, 9114, 9982, 10416, 10542, 11408, 11546, 12048, 12152, 12299, 13524, 14056, 14973, 15562, 17112, 17319, 18032, 18228, 19964, 21084, 23092, 23343, 24304, 24598, 27048, 28112, 29946, 31124, 34224, 34638, 34937, 36456, 36897, 39928, 40411, 42168, 46184, 46686, 49196, 54096, 54467, 59892, 62248, 69276, 69874, 72912, 73794, 79856, 80822, 84336, 92368, 93372, 98392, 104811, 108934, 119784, 121233, 124496, 138552, 139748, 147588, 161644, 163401, 178963, 186744, 196784, 209622, 217868, 239568, 242466, 277104, 279496, 282877, 295176, 323288, 326802, 357926, 373488, 381269, 419244, 435736, 484932, 536889, 558992, 565754, 590352, 646576, 653604, 715852, 762538, 838488, 848631, 871472, 969864, 1073778, 1131508, 1143807, 1252741, 1307208, 1431704, 1525076, 1676976, 1697262, 1939728, 2147556, 2263016, 2287614, 2505482, 2614416, 2863408, 3050152, 3394524, 3758223, 4295112, 4526032, 4575228, 5010964, 6100304, 6789048, 7516446, 8590224, 8769187, 9150456, 10021928, 13578096, 15032892, 17538374, 18300912, 20043856, 26307561, 30065784, 35076748, 52615122, 60131568, 70153496, 105230244, 140306992, 210460488, 420920976]

約数ペア:

[(1, 420920976), (2, 210460488), (3, 140306992), (4, 105230244), (6, 70153496), (7, 60131568), (8, 52615122), (12, 35076748), (14, 30065784), (16, 26307561), (21, 20043856), (23, 18300912), (24, 17538374), (28, 15032892), (31, 13578096), (42, 10021928), (46, 9150456), (48, 8769187), (49, 8590224), (56, 7516446), (62, 6789048), (69, 6100304), (84, 5010964), (92, 4575228), (93, 4526032), (98, 4295112), (112, 3758223), (124, 3394524), (138, 3050152), (147, 2863408), (161, 2614416), (168, 2505482), (184, 2287614), (186, 2263016), (196, 2147556), (217, 1939728), (248, 1697262), (251, 1676976), (276, 1525076), (294, 1431704), (322, 1307208), (336, 1252741), (368, 1143807), (372, 1131508), (392, 1073778), (434, 969864), (483, 871472), (496, 848631), (502, 838488), (552, 762538), (588, 715852), (644, 653604), (651, 646576), (713, 590352), (744, 565754), (753, 558992), (784, 536889), (868, 484932), (966, 435736), (1004, 419244), (1104, 381269), (1127, 373488), (1176, 357926), (1288, 326802), (1302, 323288), (1426, 295176), (1488, 282877), (1506, 279496), (1519, 277104), (1736, 242466), (1757, 239568), (1932, 217868), (2008, 209622), (2139, 196784), (2254, 186744), (2352, 178963), (2576, 163401), (2604, 161644), (2852, 147588), (3012, 139748), (3038, 138552), (3381, 124496), (3472, 121233), (3514, 119784), (3864, 108934), (4016, 104811), (4278, 98392), (4508, 93372), (4557, 92368), (4991, 84336), (5208, 80822), (5271, 79856), (5704, 73794), (5773, 72912), (6024, 69874), (6076, 69276), (6762, 62248), (7028, 59892), (7728, 54467), (7781, 54096), (8556, 49196), (9016, 46686), (9114, 46184), (9982, 42168), (10416, 40411), (10542, 39928), (11408, 36897), (11546, 36456), (12048, 34937), (12152, 34638), (12299, 34224), (13524, 31124), (14056, 29946), (14973, 28112), (15562, 27048), (17112, 24598), (17319, 24304), (18032, 23343), (18228, 23092), (19964, 21084)]