199903968

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{709}}^1$

素因数の和:825

約数の個数: 144

約数和(自身を含む): 628009200

約数和(自身を除く): 428105232

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 89, 96, 99, 132, 144, 176, 178, 198, 264, 267, 288, 352, 356, 396, 528, 534, 709, 712, 792, 801, 979, 1056, 1068, 1418, 1424, 1584, 1602, 1958, 2127, 2136, 2836, 2848, 2937, 3168, 3204, 3916, 4254, 4272, 5672, 5874, 6381, 6408, 7799, 7832, 8508, 8544, 8811, 11344, 11748, 12762, 12816, 15598, 15664, 17016, 17622, 22688, 23397, 23496, 25524, 25632, 31196, 31328, 34032, 35244, 46794, 46992, 51048, 62392, 63101, 68064, 70191, 70488, 93588, 93984, 102096, 124784, 126202, 140382, 140976, 187176, 189303, 204192, 249568, 252404, 280764, 281952, 374352, 378606, 504808, 561528, 567909, 694111, 748704, 757212, 1009616, 1123056, 1135818, 1388222, 1514424, 2019232, 2082333, 2246112, 2271636, 2776444, 3028848, 4164666, 4543272, 5552888, 6057696, 6246999, 8329332, 9086544, 11105776, 12493998, 16658664, 18173088, 22211552, 24987996, 33317328, 49975992, 66634656, 99951984, 199903968]

約数ペア:

[(1, 199903968), (2, 99951984), (3, 66634656), (4, 49975992), (6, 33317328), (8, 24987996), (9, 22211552), (11, 18173088), (12, 16658664), (16, 12493998), (18, 11105776), (22, 9086544), (24, 8329332), (32, 6246999), (33, 6057696), (36, 5552888), (44, 4543272), (48, 4164666), (66, 3028848), (72, 2776444), (88, 2271636), (89, 2246112), (96, 2082333), (99, 2019232), (132, 1514424), (144, 1388222), (176, 1135818), (178, 1123056), (198, 1009616), (264, 757212), (267, 748704), (288, 694111), (352, 567909), (356, 561528), (396, 504808), (528, 378606), (534, 374352), (709, 281952), (712, 280764), (792, 252404), (801, 249568), (979, 204192), (1056, 189303), (1068, 187176), (1418, 140976), (1424, 140382), (1584, 126202), (1602, 124784), (1958, 102096), (2127, 93984), (2136, 93588), (2836, 70488), (2848, 70191), (2937, 68064), (3168, 63101), (3204, 62392), (3916, 51048), (4254, 46992), (4272, 46794), (5672, 35244), (5874, 34032), (6381, 31328), (6408, 31196), (7799, 25632), (7832, 25524), (8508, 23496), (8544, 23397), (8811, 22688), (11344, 17622), (11748, 17016), (12762, 15664), (12816, 15598)]