281373984

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 825552000

約数和(自身を除く): 544178016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 83, 96, 144, 149, 158, 166, 237, 249, 288, 298, 316, 332, 447, 474, 498, 596, 632, 664, 711, 747, 894, 948, 996, 1192, 1264, 1328, 1341, 1422, 1494, 1788, 1896, 1992, 2384, 2528, 2656, 2682, 2844, 2988, 3576, 3792, 3984, 4768, 5364, 5688, 5976, 6557, 7152, 7584, 7968, 10728, 11376, 11771, 11952, 12367, 13114, 14304, 19671, 21456, 22752, 23542, 23904, 24734, 26228, 35313, 37101, 39342, 42912, 47084, 49468, 52456, 59013, 70626, 74202, 78684, 94168, 98936, 104912, 105939, 111303, 118026, 141252, 148404, 157368, 188336, 197872, 209824, 211878, 222606, 236052, 282504, 296808, 314736, 376672, 395744, 423756, 445212, 472104, 565008, 593616, 629472, 847512, 890424, 944208, 976993, 1130016, 1187232, 1695024, 1780848, 1888416, 1953986, 2930979, 3390048, 3561696, 3907972, 5861958, 7815944, 8792937, 11723916, 15631888, 17585874, 23447832, 31263776, 35171748, 46895664, 70343496, 93791328, 140686992, 281373984]

約数ペア:

[(1, 281373984), (2, 140686992), (3, 93791328), (4, 70343496), (6, 46895664), (8, 35171748), (9, 31263776), (12, 23447832), (16, 17585874), (18, 15631888), (24, 11723916), (32, 8792937), (36, 7815944), (48, 5861958), (72, 3907972), (79, 3561696), (83, 3390048), (96, 2930979), (144, 1953986), (149, 1888416), (158, 1780848), (166, 1695024), (237, 1187232), (249, 1130016), (288, 976993), (298, 944208), (316, 890424), (332, 847512), (447, 629472), (474, 593616), (498, 565008), (596, 472104), (632, 445212), (664, 423756), (711, 395744), (747, 376672), (894, 314736), (948, 296808), (996, 282504), (1192, 236052), (1264, 222606), (1328, 211878), (1341, 209824), (1422, 197872), (1494, 188336), (1788, 157368), (1896, 148404), (1992, 141252), (2384, 118026), (2528, 111303), (2656, 105939), (2682, 104912), (2844, 98936), (2988, 94168), (3576, 78684), (3792, 74202), (3984, 70626), (4768, 59013), (5364, 52456), (5688, 49468), (5976, 47084), (6557, 42912), (7152, 39342), (7584, 37101), (7968, 35313), (10728, 26228), (11376, 24734), (11771, 23904), (11952, 23542), (12367, 22752), (13114, 21456), (14304, 19671)]