1261644944

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:174

約数の個数: 240

約数和(自身を含む): 3197223936

約数和(自身を除く): 1935578992

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 37, 46, 49, 56, 61, 62, 74, 92, 98, 112, 122, 124, 148, 161, 184, 196, 217, 244, 248, 259, 296, 322, 368, 392, 427, 434, 488, 496, 518, 592, 644, 713, 784, 851, 854, 868, 976, 1036, 1127, 1147, 1288, 1403, 1426, 1519, 1702, 1708, 1736, 1813, 1891, 2072, 2254, 2257, 2294, 2576, 2806, 2852, 2989, 3038, 3404, 3416, 3472, 3626, 3782, 4144, 4508, 4514, 4588, 4991, 5612, 5704, 5957, 5978, 6076, 6808, 6832, 7252, 7564, 8029, 9016, 9028, 9176, 9821, 9982, 11224, 11408, 11914, 11956, 12152, 13237, 13616, 14504, 15128, 15799, 16058, 18032, 18056, 18352, 19642, 19964, 22448, 23828, 23912, 24304, 26381, 26474, 29008, 30256, 31598, 32116, 34937, 36112, 39284, 39928, 41699, 43493, 47656, 47824, 51911, 52762, 52948, 56203, 63196, 64232, 68747, 69874, 69967, 78568, 79856, 83398, 86986, 92659, 95312, 103822, 105524, 105896, 110593, 112406, 126392, 128464, 137494, 139748, 139934, 157136, 166796, 173972, 184667, 185318, 207644, 211048, 211792, 221186, 224812, 252784, 274988, 279496, 279868, 304451, 333592, 347944, 363377, 369334, 370636, 415288, 422096, 442372, 449624, 489769, 549976, 558992, 559736, 608902, 667184, 695888, 726754, 738668, 741272, 830576, 884744, 899248, 979538, 1099952, 1119472, 1217804, 1292669, 1453508, 1477336, 1482544, 1609241, 1769488, 1959076, 2131157, 2435608, 2543639, 2585338, 2907016, 2954672, 3218482, 3428383, 3918152, 4262314, 4871216, 5087278, 5170676, 5814032, 6436964, 6856766, 7836304, 8524628, 10174556, 10341352, 11264687, 12873928, 13713532, 17049256, 20349112, 20682704, 22529374, 25747856, 27427064, 34098512, 40698224, 45058748, 54854128, 78852809, 90117496, 157705618, 180234992, 315411236, 630822472, 1261644944]

約数ペア:

[(1, 1261644944), (2, 630822472), (4, 315411236), (7, 180234992), (8, 157705618), (14, 90117496), (16, 78852809), (23, 54854128), (28, 45058748), (31, 40698224), (37, 34098512), (46, 27427064), (49, 25747856), (56, 22529374), (61, 20682704), (62, 20349112), (74, 17049256), (92, 13713532), (98, 12873928), (112, 11264687), (122, 10341352), (124, 10174556), (148, 8524628), (161, 7836304), (184, 6856766), (196, 6436964), (217, 5814032), (244, 5170676), (248, 5087278), (259, 4871216), (296, 4262314), (322, 3918152), (368, 3428383), (392, 3218482), (427, 2954672), (434, 2907016), (488, 2585338), (496, 2543639), (518, 2435608), (592, 2131157), (644, 1959076), (713, 1769488), (784, 1609241), (851, 1482544), (854, 1477336), (868, 1453508), (976, 1292669), (1036, 1217804), (1127, 1119472), (1147, 1099952), (1288, 979538), (1403, 899248), (1426, 884744), (1519, 830576), (1702, 741272), (1708, 738668), (1736, 726754), (1813, 695888), (1891, 667184), (2072, 608902), (2254, 559736), (2257, 558992), (2294, 549976), (2576, 489769), (2806, 449624), (2852, 442372), (2989, 422096), (3038, 415288), (3404, 370636), (3416, 369334), (3472, 363377), (3626, 347944), (3782, 333592), (4144, 304451), (4508, 279868), (4514, 279496), (4588, 274988), (4991, 252784), (5612, 224812), (5704, 221186), (5957, 211792), (5978, 211048), (6076, 207644), (6808, 185318), (6832, 184667), (7252, 173972), (7564, 166796), (8029, 157136), (9016, 139934), (9028, 139748), (9176, 137494), (9821, 128464), (9982, 126392), (11224, 112406), (11408, 110593), (11914, 105896), (11956, 105524), (12152, 103822), (13237, 95312), (13616, 92659), (14504, 86986), (15128, 83398), (15799, 79856), (16058, 78568), (18032, 69967), (18056, 69874), (18352, 68747), (19642, 64232), (19964, 63196), (22448, 56203), (23828, 52948), (23912, 52762), (24304, 51911), (26381, 47824), (26474, 47656), (29008, 43493), (30256, 41699), (31598, 39928), (32116, 39284), (34937, 36112)]