256465944

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:882

約数の個数: 192

約数和(自身を含む): 864302400

約数和(自身を除く): 607836456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 37, 42, 51, 56, 63, 68, 72, 74, 84, 102, 111, 119, 126, 136, 148, 153, 168, 204, 222, 238, 252, 259, 296, 306, 333, 357, 408, 444, 476, 504, 518, 612, 629, 666, 714, 777, 809, 888, 952, 1036, 1071, 1224, 1258, 1332, 1428, 1554, 1618, 1887, 2072, 2142, 2331, 2427, 2516, 2664, 2856, 3108, 3236, 3774, 4284, 4403, 4662, 4854, 5032, 5661, 5663, 6216, 6472, 7281, 7548, 8568, 8806, 9324, 9708, 11322, 11326, 13209, 13753, 14562, 15096, 16989, 17612, 18648, 19416, 22644, 22652, 26418, 27506, 29124, 29933, 33978, 35224, 39627, 41259, 45288, 45304, 50967, 52836, 55012, 58248, 59866, 67956, 79254, 82518, 89799, 96271, 101934, 105672, 110024, 119732, 123777, 135912, 158508, 165036, 179598, 192542, 203868, 209531, 239464, 247554, 269397, 288813, 317016, 330072, 359196, 385084, 407736, 419062, 495108, 508861, 538794, 577626, 628593, 718392, 770168, 838124, 866439, 990216, 1017722, 1077588, 1155252, 1257186, 1526583, 1676248, 1732878, 1885779, 2035444, 2155176, 2310504, 2514372, 3053166, 3465756, 3562027, 3771558, 4070888, 4579749, 5028744, 6106332, 6931512, 7124054, 7543116, 9159498, 10686081, 12212664, 14248108, 15086232, 18318996, 21372162, 28496216, 32058243, 36637992, 42744324, 64116486, 85488648, 128232972, 256465944]

約数ペア:

[(1, 256465944), (2, 128232972), (3, 85488648), (4, 64116486), (6, 42744324), (7, 36637992), (8, 32058243), (9, 28496216), (12, 21372162), (14, 18318996), (17, 15086232), (18, 14248108), (21, 12212664), (24, 10686081), (28, 9159498), (34, 7543116), (36, 7124054), (37, 6931512), (42, 6106332), (51, 5028744), (56, 4579749), (63, 4070888), (68, 3771558), (72, 3562027), (74, 3465756), (84, 3053166), (102, 2514372), (111, 2310504), (119, 2155176), (126, 2035444), (136, 1885779), (148, 1732878), (153, 1676248), (168, 1526583), (204, 1257186), (222, 1155252), (238, 1077588), (252, 1017722), (259, 990216), (296, 866439), (306, 838124), (333, 770168), (357, 718392), (408, 628593), (444, 577626), (476, 538794), (504, 508861), (518, 495108), (612, 419062), (629, 407736), (666, 385084), (714, 359196), (777, 330072), (809, 317016), (888, 288813), (952, 269397), (1036, 247554), (1071, 239464), (1224, 209531), (1258, 203868), (1332, 192542), (1428, 179598), (1554, 165036), (1618, 158508), (1887, 135912), (2072, 123777), (2142, 119732), (2331, 110024), (2427, 105672), (2516, 101934), (2664, 96271), (2856, 89799), (3108, 82518), (3236, 79254), (3774, 67956), (4284, 59866), (4403, 58248), (4662, 55012), (4854, 52836), (5032, 50967), (5661, 45304), (5663, 45288), (6216, 41259), (6472, 39627), (7281, 35224), (7548, 33978), (8568, 29933), (8806, 29124), (9324, 27506), (9708, 26418), (11322, 22652), (11326, 22644), (13209, 19416), (13753, 18648), (14562, 17612), (15096, 16989)]