661805568

素因数分解:

$2^9\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7559}}^1$

素因数の和:7602

約数の個数: 120

約数和(自身を含む): 2010808800

約数和(自身を除く): 1349003232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 256, 288, 304, 342, 384, 456, 512, 576, 608, 684, 768, 912, 1152, 1216, 1368, 1536, 1824, 2304, 2432, 2736, 3648, 4608, 4864, 5472, 7296, 7559, 9728, 10944, 14592, 15118, 21888, 22677, 29184, 30236, 43776, 45354, 60472, 68031, 87552, 90708, 120944, 136062, 143621, 181416, 241888, 272124, 287242, 362832, 430863, 483776, 544248, 574484, 725664, 861726, 967552, 1088496, 1148968, 1292589, 1451328, 1723452, 1935104, 2176992, 2297936, 2585178, 2902656, 3446904, 3870208, 4353984, 4595872, 5170356, 5805312, 6893808, 8707968, 9191744, 10340712, 11610624, 13787616, 17415936, 18383488, 20681424, 27575232, 34831872, 36766976, 41362848, 55150464, 73533952, 82725696, 110300928, 165451392, 220601856, 330902784, 661805568]

約数ペア:

[(1, 661805568), (2, 330902784), (3, 220601856), (4, 165451392), (6, 110300928), (8, 82725696), (9, 73533952), (12, 55150464), (16, 41362848), (18, 36766976), (19, 34831872), (24, 27575232), (32, 20681424), (36, 18383488), (38, 17415936), (48, 13787616), (57, 11610624), (64, 10340712), (72, 9191744), (76, 8707968), (96, 6893808), (114, 5805312), (128, 5170356), (144, 4595872), (152, 4353984), (171, 3870208), (192, 3446904), (228, 2902656), (256, 2585178), (288, 2297936), (304, 2176992), (342, 1935104), (384, 1723452), (456, 1451328), (512, 1292589), (576, 1148968), (608, 1088496), (684, 967552), (768, 861726), (912, 725664), (1152, 574484), (1216, 544248), (1368, 483776), (1536, 430863), (1824, 362832), (2304, 287242), (2432, 272124), (2736, 241888), (3648, 181416), (4608, 143621), (4864, 136062), (5472, 120944), (7296, 90708), (7559, 87552), (9728, 68031), (10944, 60472), (14592, 45354), (15118, 43776), (21888, 30236), (22677, 29184)]