261934512

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:331

約数の個数: 160

約数和(自身を含む): 801615360

約数和(自身を除く): 539680848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 59, 73, 84, 112, 118, 146, 168, 177, 181, 219, 236, 292, 336, 354, 362, 413, 438, 472, 511, 543, 584, 708, 724, 826, 876, 944, 1022, 1086, 1168, 1239, 1267, 1416, 1448, 1533, 1652, 1752, 2044, 2172, 2478, 2534, 2832, 2896, 3066, 3304, 3504, 3801, 4088, 4307, 4344, 4956, 5068, 6132, 6608, 7602, 8176, 8614, 8688, 9912, 10136, 10679, 12264, 12921, 13213, 15204, 17228, 19824, 20272, 21358, 24528, 25842, 26426, 30149, 30408, 32037, 34456, 39639, 42716, 51684, 52852, 60298, 60816, 64074, 68912, 74753, 79278, 85432, 90447, 92491, 103368, 105704, 120596, 128148, 149506, 158556, 170864, 180894, 184982, 206736, 211408, 224259, 241192, 256296, 277473, 299012, 317112, 361788, 369964, 448518, 482384, 512592, 554946, 598024, 634224, 723576, 739928, 779567, 897036, 1109892, 1196048, 1447152, 1479856, 1559134, 1794072, 2219784, 2338701, 3118268, 3588144, 4439568, 4677402, 5456969, 6236536, 9354804, 10913938, 12473072, 16370907, 18709608, 21827876, 32741814, 37419216, 43655752, 65483628, 87311504, 130967256, 261934512]

約数ペア:

[(1, 261934512), (2, 130967256), (3, 87311504), (4, 65483628), (6, 43655752), (7, 37419216), (8, 32741814), (12, 21827876), (14, 18709608), (16, 16370907), (21, 12473072), (24, 10913938), (28, 9354804), (42, 6236536), (48, 5456969), (56, 4677402), (59, 4439568), (73, 3588144), (84, 3118268), (112, 2338701), (118, 2219784), (146, 1794072), (168, 1559134), (177, 1479856), (181, 1447152), (219, 1196048), (236, 1109892), (292, 897036), (336, 779567), (354, 739928), (362, 723576), (413, 634224), (438, 598024), (472, 554946), (511, 512592), (543, 482384), (584, 448518), (708, 369964), (724, 361788), (826, 317112), (876, 299012), (944, 277473), (1022, 256296), (1086, 241192), (1168, 224259), (1239, 211408), (1267, 206736), (1416, 184982), (1448, 180894), (1533, 170864), (1652, 158556), (1752, 149506), (2044, 128148), (2172, 120596), (2478, 105704), (2534, 103368), (2832, 92491), (2896, 90447), (3066, 85432), (3304, 79278), (3504, 74753), (3801, 68912), (4088, 64074), (4307, 60816), (4344, 60298), (4956, 52852), (5068, 51684), (6132, 42716), (6608, 39639), (7602, 34456), (8176, 32037), (8614, 30408), (8688, 30149), (9912, 26426), (10136, 25842), (10679, 24528), (12264, 21358), (12921, 20272), (13213, 19824), (15204, 17228)]