721132416

素因数分解:

$2^7\times 3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 256

約数和(自身を含む): 2256076800

約数和(自身を除く): 1534944384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 53, 54, 62, 64, 72, 93, 96, 106, 108, 124, 127, 128, 144, 159, 186, 192, 212, 216, 248, 254, 279, 288, 318, 372, 381, 384, 424, 432, 477, 496, 508, 558, 576, 636, 744, 762, 837, 848, 864, 954, 992, 1016, 1116, 1143, 1152, 1272, 1431, 1488, 1524, 1643, 1674, 1696, 1728, 1908, 1984, 2032, 2232, 2286, 2544, 2862, 2976, 3048, 3286, 3348, 3392, 3429, 3456, 3816, 3937, 3968, 4064, 4464, 4572, 4929, 5088, 5724, 5952, 6096, 6572, 6696, 6731, 6784, 6858, 7632, 7874, 8128, 8928, 9144, 9858, 10176, 11448, 11811, 11904, 12192, 13144, 13392, 13462, 13716, 14787, 15264, 15748, 16256, 17856, 18288, 19716, 20193, 20352, 22896, 23622, 24384, 26288, 26784, 26924, 27432, 29574, 30528, 31496, 35433, 35712, 36576, 39432, 40386, 44361, 45792, 47244, 48768, 52576, 53568, 53848, 54864, 59148, 60579, 61056, 62992, 70866, 73152, 78864, 80772, 88722, 91584, 94488, 105152, 106299, 107136, 107696, 109728, 118296, 121158, 125984, 141732, 146304, 157728, 161544, 177444, 181737, 183168, 188976, 208661, 210304, 212598, 215392, 219456, 236592, 242316, 251968, 283464, 315456, 323088, 354888, 363474, 377952, 417322, 425196, 430784, 438912, 473184, 484632, 503936, 566928, 625983, 630912, 646176, 709776, 726948, 755904, 834644, 850392, 861568, 946368, 969264, 1133856, 1251966, 1292352, 1419552, 1453896, 1511808, 1669288, 1700784, 1877949, 1892736, 1938528, 2267712, 2503932, 2584704, 2839104, 2907792, 3338576, 3401568, 3755898, 3877056, 4535424, 5007864, 5633847, 5678208, 5815584, 6677152, 6803136, 7511796, 7754112, 10015728, 11267694, 11631168, 13354304, 13606272, 15023592, 20031456, 22535388, 23262336, 26708608, 30047184, 40062912, 45070776, 60094368, 80125824, 90141552, 120188736, 180283104, 240377472, 360566208, 721132416]

約数ペア:

[(1, 721132416), (2, 360566208), (3, 240377472), (4, 180283104), (6, 120188736), (8, 90141552), (9, 80125824), (12, 60094368), (16, 45070776), (18, 40062912), (24, 30047184), (27, 26708608), (31, 23262336), (32, 22535388), (36, 20031456), (48, 15023592), (53, 13606272), (54, 13354304), (62, 11631168), (64, 11267694), (72, 10015728), (93, 7754112), (96, 7511796), (106, 6803136), (108, 6677152), (124, 5815584), (127, 5678208), (128, 5633847), (144, 5007864), (159, 4535424), (186, 3877056), (192, 3755898), (212, 3401568), (216, 3338576), (248, 2907792), (254, 2839104), (279, 2584704), (288, 2503932), (318, 2267712), (372, 1938528), (381, 1892736), (384, 1877949), (424, 1700784), (432, 1669288), (477, 1511808), (496, 1453896), (508, 1419552), (558, 1292352), (576, 1251966), (636, 1133856), (744, 969264), (762, 946368), (837, 861568), (848, 850392), (864, 834644), (954, 755904), (992, 726948), (1016, 709776), (1116, 646176), (1143, 630912), (1152, 625983), (1272, 566928), (1431, 503936), (1488, 484632), (1524, 473184), (1643, 438912), (1674, 430784), (1696, 425196), (1728, 417322), (1908, 377952), (1984, 363474), (2032, 354888), (2232, 323088), (2286, 315456), (2544, 283464), (2862, 251968), (2976, 242316), (3048, 236592), (3286, 219456), (3348, 215392), (3392, 212598), (3429, 210304), (3456, 208661), (3816, 188976), (3937, 183168), (3968, 181737), (4064, 177444), (4464, 161544), (4572, 157728), (4929, 146304), (5088, 141732), (5724, 125984), (5952, 121158), (6096, 118296), (6572, 109728), (6696, 107696), (6731, 107136), (6784, 106299), (6858, 105152), (7632, 94488), (7874, 91584), (8128, 88722), (8928, 80772), (9144, 78864), (9858, 73152), (10176, 70866), (11448, 62992), (11811, 61056), (11904, 60579), (12192, 59148), (13144, 54864), (13392, 53848), (13462, 53568), (13716, 52576), (14787, 48768), (15264, 47244), (15748, 45792), (16256, 44361), (17856, 40386), (18288, 39432), (19716, 36576), (20193, 35712), (20352, 35433), (22896, 31496), (23622, 30528), (24384, 29574), (26288, 27432), (26784, 26924)]