261263184

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:194

約数の個数: 240

約数和(自身を含む): 862659072

約数和(自身を除く): 601395888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 43, 48, 52, 56, 78, 84, 86, 91, 104, 107, 112, 129, 156, 168, 169, 172, 182, 208, 214, 258, 273, 301, 312, 321, 336, 338, 344, 364, 428, 507, 516, 546, 559, 602, 624, 642, 676, 688, 728, 749, 856, 903, 1014, 1032, 1092, 1118, 1183, 1204, 1284, 1352, 1391, 1456, 1498, 1677, 1712, 1806, 2028, 2064, 2184, 2236, 2247, 2366, 2408, 2568, 2704, 2782, 2996, 3354, 3549, 3612, 3913, 4056, 4173, 4368, 4472, 4494, 4601, 4732, 4816, 5136, 5564, 5992, 6708, 7098, 7224, 7267, 7826, 8112, 8346, 8944, 8988, 9202, 9464, 9737, 11128, 11739, 11984, 13416, 13803, 14196, 14448, 14534, 15652, 16692, 17976, 18083, 18404, 18928, 19474, 21801, 22256, 23478, 26832, 27606, 28392, 29068, 29211, 31304, 32207, 33384, 35952, 36166, 36808, 38948, 43602, 46956, 50869, 54249, 55212, 56784, 58136, 58422, 59813, 62608, 64414, 66768, 72332, 73616, 77896, 87204, 93912, 96621, 101738, 108498, 110424, 116272, 116844, 119626, 126581, 128828, 144664, 152607, 155792, 174408, 179439, 187824, 193242, 203476, 216996, 220848, 233688, 239252, 253162, 257656, 289328, 305214, 348816, 358878, 379743, 386484, 406952, 418691, 433992, 467376, 478504, 506324, 515312, 610428, 717756, 759486, 772968, 777569, 813904, 837382, 867984, 957008, 1012648, 1220856, 1256073, 1435512, 1518972, 1545936, 1555138, 1674764, 2025296, 2332707, 2441712, 2512146, 2871024, 3037944, 3110276, 3349528, 4665414, 5024292, 5442983, 6075888, 6220552, 6699056, 9330828, 10048584, 10885966, 12441104, 16328949, 18661656, 20097168, 21771932, 32657898, 37323312, 43543864, 65315796, 87087728, 130631592, 261263184]

約数ペア:

[(1, 261263184), (2, 130631592), (3, 87087728), (4, 65315796), (6, 43543864), (7, 37323312), (8, 32657898), (12, 21771932), (13, 20097168), (14, 18661656), (16, 16328949), (21, 12441104), (24, 10885966), (26, 10048584), (28, 9330828), (39, 6699056), (42, 6220552), (43, 6075888), (48, 5442983), (52, 5024292), (56, 4665414), (78, 3349528), (84, 3110276), (86, 3037944), (91, 2871024), (104, 2512146), (107, 2441712), (112, 2332707), (129, 2025296), (156, 1674764), (168, 1555138), (169, 1545936), (172, 1518972), (182, 1435512), (208, 1256073), (214, 1220856), (258, 1012648), (273, 957008), (301, 867984), (312, 837382), (321, 813904), (336, 777569), (338, 772968), (344, 759486), (364, 717756), (428, 610428), (507, 515312), (516, 506324), (546, 478504), (559, 467376), (602, 433992), (624, 418691), (642, 406952), (676, 386484), (688, 379743), (728, 358878), (749, 348816), (856, 305214), (903, 289328), (1014, 257656), (1032, 253162), (1092, 239252), (1118, 233688), (1183, 220848), (1204, 216996), (1284, 203476), (1352, 193242), (1391, 187824), (1456, 179439), (1498, 174408), (1677, 155792), (1712, 152607), (1806, 144664), (2028, 128828), (2064, 126581), (2184, 119626), (2236, 116844), (2247, 116272), (2366, 110424), (2408, 108498), (2568, 101738), (2704, 96621), (2782, 93912), (2996, 87204), (3354, 77896), (3549, 73616), (3612, 72332), (3913, 66768), (4056, 64414), (4173, 62608), (4368, 59813), (4472, 58422), (4494, 58136), (4601, 56784), (4732, 55212), (4816, 54249), (5136, 50869), (5564, 46956), (5992, 43602), (6708, 38948), (7098, 36808), (7224, 36166), (7267, 35952), (7826, 33384), (8112, 32207), (8346, 31304), (8944, 29211), (8988, 29068), (9202, 28392), (9464, 27606), (9737, 26832), (11128, 23478), (11739, 22256), (11984, 21801), (13416, 19474), (13803, 18928), (14196, 18404), (14448, 18083), (14534, 17976), (15652, 16692)]