720939968

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 224

約数和(自身を含む): 1838358528

約数和(自身を除く): 1117418560

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 37, 46, 56, 61, 62, 64, 74, 92, 112, 122, 124, 148, 161, 184, 217, 224, 244, 248, 259, 296, 322, 368, 427, 434, 448, 488, 496, 518, 592, 644, 713, 736, 851, 854, 868, 976, 992, 1036, 1147, 1184, 1288, 1403, 1426, 1472, 1702, 1708, 1736, 1891, 1952, 1984, 2072, 2257, 2294, 2368, 2576, 2806, 2852, 3404, 3416, 3472, 3782, 3904, 4144, 4514, 4588, 4991, 5152, 5612, 5704, 5957, 6808, 6832, 6944, 7564, 8029, 8288, 9028, 9176, 9821, 9982, 10304, 11224, 11408, 11914, 13237, 13616, 13664, 13888, 15128, 15799, 16058, 16576, 18056, 18352, 19642, 19964, 22448, 22816, 23828, 26381, 26474, 27232, 27328, 30256, 31598, 32116, 36112, 36704, 39284, 39928, 43493, 44896, 45632, 47656, 51911, 52762, 52948, 54464, 60512, 63196, 64232, 69967, 72224, 73408, 78568, 79856, 86986, 89792, 95312, 103822, 105524, 105896, 121024, 126392, 128464, 139934, 144448, 157136, 159712, 173972, 184667, 190624, 207644, 211048, 211792, 252784, 256928, 279868, 304451, 314272, 319424, 347944, 363377, 369334, 381248, 415288, 422096, 423584, 489769, 505568, 513856, 559736, 608902, 628544, 695888, 726754, 738668, 830576, 844192, 847168, 979538, 1011136, 1119472, 1217804, 1391776, 1453508, 1477336, 1609241, 1661152, 1688384, 1959076, 2238944, 2435608, 2783552, 2907016, 2954672, 3218482, 3322304, 3918152, 4477888, 4871216, 5814032, 5909344, 6436964, 7836304, 9742432, 11264687, 11628064, 11818688, 12873928, 15672608, 19484864, 22529374, 23256128, 25747856, 31345216, 45058748, 51495712, 90117496, 102991424, 180234992, 360469984, 720939968]

約数ペア:

[(1, 720939968), (2, 360469984), (4, 180234992), (7, 102991424), (8, 90117496), (14, 51495712), (16, 45058748), (23, 31345216), (28, 25747856), (31, 23256128), (32, 22529374), (37, 19484864), (46, 15672608), (56, 12873928), (61, 11818688), (62, 11628064), (64, 11264687), (74, 9742432), (92, 7836304), (112, 6436964), (122, 5909344), (124, 5814032), (148, 4871216), (161, 4477888), (184, 3918152), (217, 3322304), (224, 3218482), (244, 2954672), (248, 2907016), (259, 2783552), (296, 2435608), (322, 2238944), (368, 1959076), (427, 1688384), (434, 1661152), (448, 1609241), (488, 1477336), (496, 1453508), (518, 1391776), (592, 1217804), (644, 1119472), (713, 1011136), (736, 979538), (851, 847168), (854, 844192), (868, 830576), (976, 738668), (992, 726754), (1036, 695888), (1147, 628544), (1184, 608902), (1288, 559736), (1403, 513856), (1426, 505568), (1472, 489769), (1702, 423584), (1708, 422096), (1736, 415288), (1891, 381248), (1952, 369334), (1984, 363377), (2072, 347944), (2257, 319424), (2294, 314272), (2368, 304451), (2576, 279868), (2806, 256928), (2852, 252784), (3404, 211792), (3416, 211048), (3472, 207644), (3782, 190624), (3904, 184667), (4144, 173972), (4514, 159712), (4588, 157136), (4991, 144448), (5152, 139934), (5612, 128464), (5704, 126392), (5957, 121024), (6808, 105896), (6832, 105524), (6944, 103822), (7564, 95312), (8029, 89792), (8288, 86986), (9028, 79856), (9176, 78568), (9821, 73408), (9982, 72224), (10304, 69967), (11224, 64232), (11408, 63196), (11914, 60512), (13237, 54464), (13616, 52948), (13664, 52762), (13888, 51911), (15128, 47656), (15799, 45632), (16058, 44896), (16576, 43493), (18056, 39928), (18352, 39284), (19642, 36704), (19964, 36112), (22448, 32116), (22816, 31598), (23828, 30256), (26381, 27328), (26474, 27232)]