289973504

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{599}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 608294400

約数和(自身を除く): 318320896

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 256, 488, 496, 599, 976, 992, 1198, 1891, 1952, 1984, 2396, 3782, 3904, 3968, 4792, 7564, 7808, 7936, 9584, 15128, 15616, 18569, 19168, 30256, 36539, 37138, 38336, 60512, 73078, 74276, 76672, 121024, 146156, 148552, 153344, 242048, 292312, 297104, 484096, 584624, 594208, 1132709, 1169248, 1188416, 2265418, 2338496, 2376832, 4530836, 4676992, 4753664, 9061672, 9353984, 18123344, 36246688, 72493376, 144986752, 289973504]

約数ペア:

[(1, 289973504), (2, 144986752), (4, 72493376), (8, 36246688), (16, 18123344), (31, 9353984), (32, 9061672), (61, 4753664), (62, 4676992), (64, 4530836), (122, 2376832), (124, 2338496), (128, 2265418), (244, 1188416), (248, 1169248), (256, 1132709), (488, 594208), (496, 584624), (599, 484096), (976, 297104), (992, 292312), (1198, 242048), (1891, 153344), (1952, 148552), (1984, 146156), (2396, 121024), (3782, 76672), (3904, 74276), (3968, 73078), (4792, 60512), (7564, 38336), (7808, 37138), (7936, 36539), (9584, 30256), (15128, 19168), (15616, 18569)]