261531504

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 300

約数和(自身を含む): 880344696

約数和(自身を除く): 618813192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 27, 36, 38, 39, 43, 48, 52, 54, 57, 72, 76, 78, 81, 86, 104, 108, 114, 117, 129, 144, 152, 156, 162, 171, 172, 208, 216, 228, 234, 247, 258, 304, 312, 324, 342, 344, 351, 361, 387, 432, 456, 468, 494, 513, 516, 559, 624, 648, 684, 688, 702, 722, 741, 774, 817, 912, 936, 988, 1026, 1032, 1053, 1083, 1118, 1161, 1296, 1368, 1404, 1444, 1482, 1539, 1548, 1634, 1677, 1872, 1976, 2052, 2064, 2106, 2166, 2223, 2236, 2322, 2451, 2736, 2808, 2888, 2964, 3078, 3096, 3249, 3268, 3354, 3483, 3952, 4104, 4212, 4332, 4446, 4472, 4644, 4693, 4902, 5031, 5616, 5776, 5928, 6156, 6192, 6498, 6536, 6669, 6708, 6966, 7353, 8208, 8424, 8664, 8892, 8944, 9288, 9386, 9747, 9804, 10062, 10621, 11856, 12312, 12996, 13072, 13338, 13416, 13932, 14079, 14706, 15093, 15523, 16848, 17328, 17784, 18576, 18772, 19494, 19608, 20007, 20124, 21242, 22059, 24624, 25992, 26676, 26832, 27864, 28158, 29241, 29412, 30186, 31046, 31863, 35568, 37544, 38988, 39216, 40014, 40248, 42237, 42484, 44118, 45279, 46569, 51984, 53352, 55728, 56316, 58482, 58824, 60372, 62092, 63726, 66177, 75088, 77976, 80028, 80496, 84474, 84968, 88236, 90558, 93138, 95589, 106704, 112632, 116964, 117648, 120744, 124184, 126711, 127452, 132354, 139707, 155952, 160056, 168948, 169936, 176472, 181116, 186276, 191178, 201799, 225264, 233928, 241488, 248368, 253422, 254904, 264708, 279414, 286767, 320112, 337896, 352944, 362232, 372552, 380133, 382356, 403598, 419121, 467856, 506844, 509808, 529416, 558828, 573534, 605397, 675792, 724464, 745104, 760266, 764712, 807196, 838242, 860301, 1013688, 1058832, 1117656, 1147068, 1210794, 1257363, 1520532, 1529424, 1614392, 1676484, 1720602, 1816191, 2027376, 2235312, 2294136, 2421588, 2514726, 3041064, 3228784, 3352968, 3441204, 3632382, 4588272, 4843176, 5029452, 5448573, 6082128, 6705936, 6882408, 7264764, 9686352, 10058904, 10897146, 13764816, 14529528, 16345719, 20117808, 21794292, 29059056, 32691438, 43588584, 65382876, 87177168, 130765752, 261531504]

約数ペア:

[(1, 261531504), (2, 130765752), (3, 87177168), (4, 65382876), (6, 43588584), (8, 32691438), (9, 29059056), (12, 21794292), (13, 20117808), (16, 16345719), (18, 14529528), (19, 13764816), (24, 10897146), (26, 10058904), (27, 9686352), (36, 7264764), (38, 6882408), (39, 6705936), (43, 6082128), (48, 5448573), (52, 5029452), (54, 4843176), (57, 4588272), (72, 3632382), (76, 3441204), (78, 3352968), (81, 3228784), (86, 3041064), (104, 2514726), (108, 2421588), (114, 2294136), (117, 2235312), (129, 2027376), (144, 1816191), (152, 1720602), (156, 1676484), (162, 1614392), (171, 1529424), (172, 1520532), (208, 1257363), (216, 1210794), (228, 1147068), (234, 1117656), (247, 1058832), (258, 1013688), (304, 860301), (312, 838242), (324, 807196), (342, 764712), (344, 760266), (351, 745104), (361, 724464), (387, 675792), (432, 605397), (456, 573534), (468, 558828), (494, 529416), (513, 509808), (516, 506844), (559, 467856), (624, 419121), (648, 403598), (684, 382356), (688, 380133), (702, 372552), (722, 362232), (741, 352944), (774, 337896), (817, 320112), (912, 286767), (936, 279414), (988, 264708), (1026, 254904), (1032, 253422), (1053, 248368), (1083, 241488), (1118, 233928), (1161, 225264), (1296, 201799), (1368, 191178), (1404, 186276), (1444, 181116), (1482, 176472), (1539, 169936), (1548, 168948), (1634, 160056), (1677, 155952), (1872, 139707), (1976, 132354), (2052, 127452), (2064, 126711), (2106, 124184), (2166, 120744), (2223, 117648), (2236, 116964), (2322, 112632), (2451, 106704), (2736, 95589), (2808, 93138), (2888, 90558), (2964, 88236), (3078, 84968), (3096, 84474), (3249, 80496), (3268, 80028), (3354, 77976), (3483, 75088), (3952, 66177), (4104, 63726), (4212, 62092), (4332, 60372), (4446, 58824), (4472, 58482), (4644, 56316), (4693, 55728), (4902, 53352), (5031, 51984), (5616, 46569), (5776, 45279), (5928, 44118), (6156, 42484), (6192, 42237), (6498, 40248), (6536, 40014), (6669, 39216), (6708, 38988), (6966, 37544), (7353, 35568), (8208, 31863), (8424, 31046), (8664, 30186), (8892, 29412), (8944, 29241), (9288, 28158), (9386, 27864), (9747, 26832), (9804, 26676), (10062, 25992), (10621, 24624), (11856, 22059), (12312, 21242), (12996, 20124), (13072, 20007), (13338, 19608), (13416, 19494), (13932, 18772), (14079, 18576), (14706, 17784), (15093, 17328), (15523, 16848)]