990217872

素因数分解:

$2^4\times 3^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:568

約数の個数: 300

約数和(自身を含む): 3448279296

約数和(自身を除く): 2458061424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 36, 42, 48, 49, 54, 56, 62, 63, 72, 81, 84, 93, 98, 108, 112, 124, 126, 144, 147, 162, 168, 186, 189, 196, 216, 217, 248, 252, 279, 294, 324, 336, 372, 378, 392, 432, 434, 441, 496, 503, 504, 558, 567, 588, 648, 651, 744, 756, 784, 837, 868, 882, 1006, 1008, 1116, 1134, 1176, 1296, 1302, 1323, 1488, 1509, 1512, 1519, 1674, 1736, 1764, 1953, 2012, 2232, 2268, 2352, 2511, 2604, 2646, 3018, 3024, 3038, 3348, 3472, 3521, 3528, 3906, 3969, 4024, 4464, 4527, 4536, 4557, 5022, 5208, 5292, 5859, 6036, 6076, 6696, 7042, 7056, 7812, 7938, 8048, 9054, 9072, 9114, 10044, 10416, 10563, 10584, 11718, 12072, 12152, 13392, 13581, 13671, 14084, 15593, 15624, 15876, 17577, 18108, 18228, 20088, 21126, 21168, 23436, 24144, 24304, 24647, 27162, 27342, 28168, 31186, 31248, 31689, 31752, 35154, 36216, 36456, 40176, 40743, 41013, 42252, 46779, 46872, 49294, 54324, 54684, 56336, 62372, 63378, 63504, 70308, 72432, 72912, 73941, 81486, 82026, 84504, 93558, 93744, 95067, 98588, 108648, 109151, 109368, 123039, 124744, 126756, 140337, 140616, 147882, 162972, 164052, 169008, 187116, 190134, 197176, 217296, 218302, 218736, 221823, 246078, 249488, 253512, 280674, 281232, 285201, 295764, 325944, 327453, 328104, 374232, 380268, 394352, 421011, 436604, 443646, 492156, 507024, 561348, 570402, 591528, 651888, 654906, 656208, 665469, 748464, 760536, 764057, 842022, 873208, 887292, 982359, 984312, 1122696, 1140804, 1183056, 1263033, 1309812, 1330938, 1521072, 1528114, 1684044, 1746416, 1774584, 1964718, 1968624, 1996407, 2245392, 2281608, 2292171, 2526066, 2619624, 2661876, 2947077, 3056228, 3368088, 3549168, 3929436, 3992814, 4563216, 4584342, 5052132, 5239248, 5323752, 5894154, 6112456, 6736176, 6876513, 7858872, 7985628, 8841231, 9168684, 10104264, 10647504, 11788308, 12224912, 13753026, 15717744, 15971256, 17682462, 18337368, 20208528, 20629539, 23576616, 27506052, 31942512, 35364924, 36674736, 41259078, 47153232, 55012104, 61888617, 70729848, 82518156, 110024208, 123777234, 141459696, 165036312, 247554468, 330072624, 495108936, 990217872]

約数ペア:

[(1, 990217872), (2, 495108936), (3, 330072624), (4, 247554468), (6, 165036312), (7, 141459696), (8, 123777234), (9, 110024208), (12, 82518156), (14, 70729848), (16, 61888617), (18, 55012104), (21, 47153232), (24, 41259078), (27, 36674736), (28, 35364924), (31, 31942512), (36, 27506052), (42, 23576616), (48, 20629539), (49, 20208528), (54, 18337368), (56, 17682462), (62, 15971256), (63, 15717744), (72, 13753026), (81, 12224912), (84, 11788308), (93, 10647504), (98, 10104264), (108, 9168684), (112, 8841231), (124, 7985628), (126, 7858872), (144, 6876513), (147, 6736176), (162, 6112456), (168, 5894154), (186, 5323752), (189, 5239248), (196, 5052132), (216, 4584342), (217, 4563216), (248, 3992814), (252, 3929436), (279, 3549168), (294, 3368088), (324, 3056228), (336, 2947077), (372, 2661876), (378, 2619624), (392, 2526066), (432, 2292171), (434, 2281608), (441, 2245392), (496, 1996407), (503, 1968624), (504, 1964718), (558, 1774584), (567, 1746416), (588, 1684044), (648, 1528114), (651, 1521072), (744, 1330938), (756, 1309812), (784, 1263033), (837, 1183056), (868, 1140804), (882, 1122696), (1006, 984312), (1008, 982359), (1116, 887292), (1134, 873208), (1176, 842022), (1296, 764057), (1302, 760536), (1323, 748464), (1488, 665469), (1509, 656208), (1512, 654906), (1519, 651888), (1674, 591528), (1736, 570402), (1764, 561348), (1953, 507024), (2012, 492156), (2232, 443646), (2268, 436604), (2352, 421011), (2511, 394352), (2604, 380268), (2646, 374232), (3018, 328104), (3024, 327453), (3038, 325944), (3348, 295764), (3472, 285201), (3521, 281232), (3528, 280674), (3906, 253512), (3969, 249488), (4024, 246078), (4464, 221823), (4527, 218736), (4536, 218302), (4557, 217296), (5022, 197176), (5208, 190134), (5292, 187116), (5859, 169008), (6036, 164052), (6076, 162972), (6696, 147882), (7042, 140616), (7056, 140337), (7812, 126756), (7938, 124744), (8048, 123039), (9054, 109368), (9072, 109151), (9114, 108648), (10044, 98588), (10416, 95067), (10563, 93744), (10584, 93558), (11718, 84504), (12072, 82026), (12152, 81486), (13392, 73941), (13581, 72912), (13671, 72432), (14084, 70308), (15593, 63504), (15624, 63378), (15876, 62372), (17577, 56336), (18108, 54684), (18228, 54324), (20088, 49294), (21126, 46872), (21168, 46779), (23436, 42252), (24144, 41013), (24304, 40743), (24647, 40176), (27162, 36456), (27342, 36216), (28168, 35154), (31186, 31752), (31248, 31689)]