1280319768

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{743}}^1$

素因数の和:1038

約数の個数: 192

約数和(自身を含む): 4289725440

約数和(自身を除く): 3009405672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 263, 273, 312, 364, 468, 504, 526, 546, 728, 743, 789, 819, 936, 1052, 1092, 1486, 1578, 1638, 1841, 2104, 2184, 2229, 2367, 2972, 3156, 3276, 3419, 3682, 4458, 4734, 5201, 5523, 5944, 6312, 6552, 6687, 6838, 7364, 8916, 9468, 9659, 10257, 10402, 11046, 13374, 13676, 14728, 15603, 16569, 17832, 18936, 19318, 20514, 20804, 22092, 23933, 26748, 27352, 28977, 30771, 31206, 33138, 38636, 41028, 41608, 44184, 46809, 47866, 53496, 57954, 61542, 62412, 66276, 67613, 71799, 77272, 82056, 86931, 93618, 95732, 115908, 123084, 124824, 132552, 135226, 143598, 173862, 187236, 191464, 195409, 202839, 215397, 231816, 246168, 270452, 287196, 347724, 374472, 390818, 405678, 430794, 540904, 574392, 586227, 608517, 695448, 781636, 811356, 861588, 1172454, 1217034, 1367863, 1563272, 1622712, 1723176, 1758681, 2344908, 2434068, 2540317, 2735726, 3517362, 4103589, 4689816, 4868136, 5080634, 5471452, 7034724, 7620951, 8207178, 10161268, 10942904, 12310767, 14069448, 15241902, 16414356, 17782219, 20322536, 22862853, 24621534, 30483804, 32828712, 35564438, 45725706, 49243068, 53346657, 60967608, 71128876, 91451412, 98486136, 106693314, 142257752, 160039971, 182902824, 213386628, 320079942, 426773256, 640159884, 1280319768]

約数ペア:

[(1, 1280319768), (2, 640159884), (3, 426773256), (4, 320079942), (6, 213386628), (7, 182902824), (8, 160039971), (9, 142257752), (12, 106693314), (13, 98486136), (14, 91451412), (18, 71128876), (21, 60967608), (24, 53346657), (26, 49243068), (28, 45725706), (36, 35564438), (39, 32828712), (42, 30483804), (52, 24621534), (56, 22862853), (63, 20322536), (72, 17782219), (78, 16414356), (84, 15241902), (91, 14069448), (104, 12310767), (117, 10942904), (126, 10161268), (156, 8207178), (168, 7620951), (182, 7034724), (234, 5471452), (252, 5080634), (263, 4868136), (273, 4689816), (312, 4103589), (364, 3517362), (468, 2735726), (504, 2540317), (526, 2434068), (546, 2344908), (728, 1758681), (743, 1723176), (789, 1622712), (819, 1563272), (936, 1367863), (1052, 1217034), (1092, 1172454), (1486, 861588), (1578, 811356), (1638, 781636), (1841, 695448), (2104, 608517), (2184, 586227), (2229, 574392), (2367, 540904), (2972, 430794), (3156, 405678), (3276, 390818), (3419, 374472), (3682, 347724), (4458, 287196), (4734, 270452), (5201, 246168), (5523, 231816), (5944, 215397), (6312, 202839), (6552, 195409), (6687, 191464), (6838, 187236), (7364, 173862), (8916, 143598), (9468, 135226), (9659, 132552), (10257, 124824), (10402, 123084), (11046, 115908), (13374, 95732), (13676, 93618), (14728, 86931), (15603, 82056), (16569, 77272), (17832, 71799), (18936, 67613), (19318, 66276), (20514, 62412), (20804, 61542), (22092, 57954), (23933, 53496), (26748, 47866), (27352, 46809), (28977, 44184), (30771, 41608), (31206, 41028), (33138, 38636)]