181809768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 536037120

約数和(自身を除く): 354227352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 113, 122, 157, 168, 183, 226, 244, 314, 339, 366, 427, 452, 471, 488, 628, 678, 732, 791, 854, 904, 942, 1099, 1256, 1281, 1356, 1464, 1582, 1708, 1884, 2198, 2373, 2562, 2712, 3164, 3297, 3416, 3768, 4396, 4746, 5124, 6328, 6594, 6893, 8792, 9492, 9577, 10248, 13188, 13786, 17741, 18984, 19154, 20679, 26376, 27572, 28731, 35482, 38308, 41358, 48251, 53223, 55144, 57462, 67039, 70964, 76616, 82716, 96502, 106446, 114924, 124187, 134078, 141928, 144753, 165432, 193004, 201117, 212892, 229848, 248374, 268156, 289506, 372561, 386008, 402234, 425784, 496748, 536312, 579012, 745122, 804468, 993496, 1082201, 1158024, 1490244, 1608936, 2164402, 2980488, 3246603, 4328804, 6493206, 7575407, 8657608, 12986412, 15150814, 22726221, 25972824, 30301628, 45452442, 60603256, 90904884, 181809768]

約数ペア:

[(1, 181809768), (2, 90904884), (3, 60603256), (4, 45452442), (6, 30301628), (7, 25972824), (8, 22726221), (12, 15150814), (14, 12986412), (21, 8657608), (24, 7575407), (28, 6493206), (42, 4328804), (56, 3246603), (61, 2980488), (84, 2164402), (113, 1608936), (122, 1490244), (157, 1158024), (168, 1082201), (183, 993496), (226, 804468), (244, 745122), (314, 579012), (339, 536312), (366, 496748), (427, 425784), (452, 402234), (471, 386008), (488, 372561), (628, 289506), (678, 268156), (732, 248374), (791, 229848), (854, 212892), (904, 201117), (942, 193004), (1099, 165432), (1256, 144753), (1281, 141928), (1356, 134078), (1464, 124187), (1582, 114924), (1708, 106446), (1884, 96502), (2198, 82716), (2373, 76616), (2562, 70964), (2712, 67039), (3164, 57462), (3297, 55144), (3416, 53223), (3768, 48251), (4396, 41358), (4746, 38308), (5124, 35482), (6328, 28731), (6594, 27572), (6893, 26376), (8792, 20679), (9492, 19154), (9577, 18984), (10248, 17741), (13188, 13786)]