257603360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{230003}}^1$

素因数の和:230025

約数の個数: 48

約数和(自身を含む): 695532096

約数和(自身を除く): 437928736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 230003, 460006, 920012, 1150015, 1610021, 1840024, 2300030, 3220042, 3680048, 4600060, 6440084, 7360096, 8050105, 9200120, 12880168, 16100210, 18400240, 25760336, 32200420, 36800480, 51520672, 64400840, 128801680, 257603360]

約数ペア:

[(1, 257603360), (2, 128801680), (4, 64400840), (5, 51520672), (7, 36800480), (8, 32200420), (10, 25760336), (14, 18400240), (16, 16100210), (20, 12880168), (28, 9200120), (32, 8050105), (35, 7360096), (40, 6440084), (56, 4600060), (70, 3680048), (80, 3220042), (112, 2300030), (140, 1840024), (160, 1610021), (224, 1150015), (280, 920012), (560, 460006), (1120, 230003)]