81363744

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1223}}^1$

素因数の和:1260

約数の個数: 192

約数和(自身を含む): 296110080

約数和(自身を除く): 214746336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 66, 72, 77, 84, 88, 96, 99, 108, 112, 126, 132, 144, 154, 168, 176, 189, 198, 216, 224, 231, 252, 264, 288, 297, 308, 336, 352, 378, 396, 432, 462, 504, 528, 594, 616, 672, 693, 756, 792, 864, 924, 1008, 1056, 1188, 1223, 1232, 1386, 1512, 1584, 1848, 2016, 2079, 2376, 2446, 2464, 2772, 3024, 3168, 3669, 3696, 4158, 4752, 4892, 5544, 6048, 7338, 7392, 8316, 8561, 9504, 9784, 11007, 11088, 13453, 14676, 16632, 17122, 19568, 22014, 22176, 25683, 26906, 29352, 33021, 33264, 34244, 39136, 40359, 44028, 51366, 53812, 58704, 66042, 66528, 68488, 77049, 80718, 88056, 94171, 102732, 107624, 117408, 121077, 132084, 136976, 154098, 161436, 176112, 188342, 205464, 215248, 231147, 242154, 264168, 273952, 282513, 308196, 322872, 352224, 363231, 376684, 410928, 430496, 462294, 484308, 528336, 565026, 616392, 645744, 726462, 753368, 821856, 847539, 924588, 968616, 1056672, 1130052, 1232784, 1291488, 1452924, 1506736, 1695078, 1849176, 1937232, 2260104, 2465568, 2542617, 2905848, 3013472, 3390156, 3698352, 3874464, 4520208, 5085234, 5811696, 6780312, 7396704, 9040416, 10170468, 11623392, 13560624, 20340936, 27121248, 40681872, 81363744]

約数ペア:

[(1, 81363744), (2, 40681872), (3, 27121248), (4, 20340936), (6, 13560624), (7, 11623392), (8, 10170468), (9, 9040416), (11, 7396704), (12, 6780312), (14, 5811696), (16, 5085234), (18, 4520208), (21, 3874464), (22, 3698352), (24, 3390156), (27, 3013472), (28, 2905848), (32, 2542617), (33, 2465568), (36, 2260104), (42, 1937232), (44, 1849176), (48, 1695078), (54, 1506736), (56, 1452924), (63, 1291488), (66, 1232784), (72, 1130052), (77, 1056672), (84, 968616), (88, 924588), (96, 847539), (99, 821856), (108, 753368), (112, 726462), (126, 645744), (132, 616392), (144, 565026), (154, 528336), (168, 484308), (176, 462294), (189, 430496), (198, 410928), (216, 376684), (224, 363231), (231, 352224), (252, 322872), (264, 308196), (288, 282513), (297, 273952), (308, 264168), (336, 242154), (352, 231147), (378, 215248), (396, 205464), (432, 188342), (462, 176112), (504, 161436), (528, 154098), (594, 136976), (616, 132084), (672, 121077), (693, 117408), (756, 107624), (792, 102732), (864, 94171), (924, 88056), (1008, 80718), (1056, 77049), (1188, 68488), (1223, 66528), (1232, 66042), (1386, 58704), (1512, 53812), (1584, 51366), (1848, 44028), (2016, 40359), (2079, 39136), (2376, 34244), (2446, 33264), (2464, 33021), (2772, 29352), (3024, 26906), (3168, 25683), (3669, 22176), (3696, 22014), (4158, 19568), (4752, 17122), (4892, 16632), (5544, 14676), (6048, 13453), (7338, 11088), (7392, 11007), (8316, 9784), (8561, 9504)]