389685780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 288

約数和(自身を含む): 1383782400

約数和(自身を除く): 994096620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 43, 44, 45, 46, 55, 60, 66, 69, 86, 90, 92, 99, 110, 115, 129, 132, 138, 165, 172, 180, 198, 199, 207, 215, 220, 230, 253, 258, 276, 330, 345, 387, 396, 398, 414, 430, 460, 473, 495, 506, 516, 597, 645, 660, 690, 759, 774, 796, 828, 860, 946, 989, 990, 995, 1012, 1035, 1194, 1265, 1290, 1380, 1419, 1518, 1548, 1791, 1892, 1935, 1978, 1980, 1990, 2070, 2189, 2277, 2365, 2388, 2530, 2580, 2838, 2967, 2985, 3036, 3582, 3795, 3870, 3956, 3980, 4140, 4257, 4378, 4554, 4577, 4730, 4945, 5060, 5676, 5934, 5970, 6567, 7095, 7164, 7590, 7740, 8514, 8557, 8756, 8901, 8955, 9108, 9154, 9460, 9890, 10879, 10945, 11385, 11868, 11940, 13134, 13731, 14190, 14835, 15180, 17028, 17114, 17802, 17910, 18308, 19701, 19780, 21285, 21758, 21890, 22770, 22885, 25671, 26268, 27462, 28380, 29670, 32637, 32835, 34228, 35604, 35820, 39402, 41193, 42570, 42785, 43516, 43780, 44505, 45540, 45770, 50347, 51342, 54395, 54924, 59340, 65274, 65670, 68655, 77013, 78804, 82386, 85140, 85570, 89010, 91540, 94127, 97911, 98505, 100694, 102684, 108790, 128355, 130548, 131340, 137310, 151041, 154026, 163185, 164772, 171140, 178020, 188254, 195822, 196811, 197010, 201388, 205965, 217580, 251735, 256710, 274620, 282381, 302082, 308052, 326370, 376508, 385065, 391644, 393622, 394020, 411930, 453123, 470635, 489555, 503470, 513420, 564762, 590433, 604164, 652740, 755205, 770130, 787244, 823860, 847143, 906246, 941270, 979110, 984055, 1006940, 1129524, 1180866, 1411905, 1510410, 1540260, 1694286, 1771299, 1812492, 1882540, 1958220, 1968110, 2164921, 2265615, 2361732, 2823810, 2952165, 3020820, 3388572, 3542598, 3936220, 4235715, 4329842, 4531230, 5647620, 5904330, 6494763, 7085196, 8471430, 8659684, 8856495, 9062460, 10824605, 11808660, 12989526, 16942860, 17712990, 19484289, 21649210, 25979052, 32473815, 35425980, 38968578, 43298420, 64947630, 77937156, 97421445, 129895260, 194842890, 389685780]

約数ペア:

[(1, 389685780), (2, 194842890), (3, 129895260), (4, 97421445), (5, 77937156), (6, 64947630), (9, 43298420), (10, 38968578), (11, 35425980), (12, 32473815), (15, 25979052), (18, 21649210), (20, 19484289), (22, 17712990), (23, 16942860), (30, 12989526), (33, 11808660), (36, 10824605), (43, 9062460), (44, 8856495), (45, 8659684), (46, 8471430), (55, 7085196), (60, 6494763), (66, 5904330), (69, 5647620), (86, 4531230), (90, 4329842), (92, 4235715), (99, 3936220), (110, 3542598), (115, 3388572), (129, 3020820), (132, 2952165), (138, 2823810), (165, 2361732), (172, 2265615), (180, 2164921), (198, 1968110), (199, 1958220), (207, 1882540), (215, 1812492), (220, 1771299), (230, 1694286), (253, 1540260), (258, 1510410), (276, 1411905), (330, 1180866), (345, 1129524), (387, 1006940), (396, 984055), (398, 979110), (414, 941270), (430, 906246), (460, 847143), (473, 823860), (495, 787244), (506, 770130), (516, 755205), (597, 652740), (645, 604164), (660, 590433), (690, 564762), (759, 513420), (774, 503470), (796, 489555), (828, 470635), (860, 453123), (946, 411930), (989, 394020), (990, 393622), (995, 391644), (1012, 385065), (1035, 376508), (1194, 326370), (1265, 308052), (1290, 302082), (1380, 282381), (1419, 274620), (1518, 256710), (1548, 251735), (1791, 217580), (1892, 205965), (1935, 201388), (1978, 197010), (1980, 196811), (1990, 195822), (2070, 188254), (2189, 178020), (2277, 171140), (2365, 164772), (2388, 163185), (2530, 154026), (2580, 151041), (2838, 137310), (2967, 131340), (2985, 130548), (3036, 128355), (3582, 108790), (3795, 102684), (3870, 100694), (3956, 98505), (3980, 97911), (4140, 94127), (4257, 91540), (4378, 89010), (4554, 85570), (4577, 85140), (4730, 82386), (4945, 78804), (5060, 77013), (5676, 68655), (5934, 65670), (5970, 65274), (6567, 59340), (7095, 54924), (7164, 54395), (7590, 51342), (7740, 50347), (8514, 45770), (8557, 45540), (8756, 44505), (8901, 43780), (8955, 43516), (9108, 42785), (9154, 42570), (9460, 41193), (9890, 39402), (10879, 35820), (10945, 35604), (11385, 34228), (11868, 32835), (11940, 32637), (13134, 29670), (13731, 28380), (14190, 27462), (14835, 26268), (15180, 25671), (17028, 22885), (17114, 22770), (17802, 21890), (17910, 21758), (18308, 21285), (19701, 19780)]