77771556

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 212889600

約数和(自身を除く): 135118044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 131, 138, 207, 239, 262, 276, 393, 414, 478, 524, 621, 717, 786, 828, 956, 1179, 1242, 1434, 1572, 2151, 2358, 2484, 2868, 3013, 3537, 4302, 4716, 5497, 6026, 6453, 7074, 8604, 9039, 10994, 12052, 12906, 14148, 16491, 18078, 21988, 25812, 27117, 31309, 32982, 36156, 49473, 54234, 62618, 65964, 81351, 93927, 98946, 108468, 125236, 148419, 162702, 187854, 197892, 281781, 296838, 325404, 375708, 563562, 593676, 720107, 845343, 1127124, 1440214, 1690686, 2160321, 2880428, 3381372, 4320642, 6480963, 8641284, 12961926, 19442889, 25923852, 38885778, 77771556]

約数ペア:

[(1, 77771556), (2, 38885778), (3, 25923852), (4, 19442889), (6, 12961926), (9, 8641284), (12, 6480963), (18, 4320642), (23, 3381372), (27, 2880428), (36, 2160321), (46, 1690686), (54, 1440214), (69, 1127124), (92, 845343), (108, 720107), (131, 593676), (138, 563562), (207, 375708), (239, 325404), (262, 296838), (276, 281781), (393, 197892), (414, 187854), (478, 162702), (524, 148419), (621, 125236), (717, 108468), (786, 98946), (828, 93927), (956, 81351), (1179, 65964), (1242, 62618), (1434, 54234), (1572, 49473), (2151, 36156), (2358, 32982), (2484, 31309), (2868, 27117), (3013, 25812), (3537, 21988), (4302, 18078), (4716, 16491), (5497, 14148), (6026, 12906), (6453, 12052), (7074, 10994), (8604, 9039)]