253987968

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{613}}^1$

素因数の和:726

約数の個数: 128

約数和(自身を含む): 736505280

約数和(自身を除く): 482517312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 83, 96, 104, 128, 156, 166, 192, 208, 249, 312, 332, 384, 416, 498, 613, 624, 664, 832, 996, 1079, 1226, 1248, 1328, 1664, 1839, 1992, 2158, 2452, 2496, 2656, 3237, 3678, 3984, 4316, 4904, 4992, 5312, 6474, 7356, 7968, 7969, 8632, 9808, 10624, 12948, 14712, 15936, 15938, 17264, 19616, 23907, 25896, 29424, 31872, 31876, 34528, 39232, 47814, 50879, 51792, 58848, 63752, 69056, 78464, 95628, 101758, 103584, 117696, 127504, 138112, 152637, 191256, 203516, 207168, 235392, 255008, 305274, 382512, 407032, 414336, 510016, 610548, 661427, 765024, 814064, 1020032, 1221096, 1322854, 1530048, 1628128, 1984281, 2442192, 2645708, 3060096, 3256256, 3968562, 4884384, 5291416, 6512512, 7937124, 9768768, 10582832, 15874248, 19537536, 21165664, 31748496, 42331328, 63496992, 84662656, 126993984, 253987968]

約数ペア:

[(1, 253987968), (2, 126993984), (3, 84662656), (4, 63496992), (6, 42331328), (8, 31748496), (12, 21165664), (13, 19537536), (16, 15874248), (24, 10582832), (26, 9768768), (32, 7937124), (39, 6512512), (48, 5291416), (52, 4884384), (64, 3968562), (78, 3256256), (83, 3060096), (96, 2645708), (104, 2442192), (128, 1984281), (156, 1628128), (166, 1530048), (192, 1322854), (208, 1221096), (249, 1020032), (312, 814064), (332, 765024), (384, 661427), (416, 610548), (498, 510016), (613, 414336), (624, 407032), (664, 382512), (832, 305274), (996, 255008), (1079, 235392), (1226, 207168), (1248, 203516), (1328, 191256), (1664, 152637), (1839, 138112), (1992, 127504), (2158, 117696), (2452, 103584), (2496, 101758), (2656, 95628), (3237, 78464), (3678, 69056), (3984, 63752), (4316, 58848), (4904, 51792), (4992, 50879), (5312, 47814), (6474, 39232), (7356, 34528), (7968, 31876), (7969, 31872), (8632, 29424), (9808, 25896), (10624, 23907), (12948, 19616), (14712, 17264), (15936, 15938)]