258372352

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4651}}^1$

素因数の和:4705

約数の個数: 72

約数和(自身を含む): 608556032

約数和(自身を除く): 350183680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 3472, 3968, 4651, 6944, 7936, 9302, 13888, 18604, 27776, 32557, 37208, 55552, 65114, 74416, 130228, 144181, 148832, 260456, 288362, 297664, 520912, 576724, 595328, 1009267, 1041824, 1153448, 1190656, 2018534, 2083648, 2306896, 4037068, 4167296, 4613792, 8074136, 8334592, 9227584, 16148272, 18455168, 32296544, 36910336, 64593088, 129186176, 258372352]

約数ペア:

[(1, 258372352), (2, 129186176), (4, 64593088), (7, 36910336), (8, 32296544), (14, 18455168), (16, 16148272), (28, 9227584), (31, 8334592), (32, 8074136), (56, 4613792), (62, 4167296), (64, 4037068), (112, 2306896), (124, 2083648), (128, 2018534), (217, 1190656), (224, 1153448), (248, 1041824), (256, 1009267), (434, 595328), (448, 576724), (496, 520912), (868, 297664), (896, 288362), (992, 260456), (1736, 148832), (1792, 144181), (1984, 130228), (3472, 74416), (3968, 65114), (4651, 55552), (6944, 37208), (7936, 32557), (9302, 27776), (13888, 18604)]