1258432872

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1\times {\mathrm{1009}}^1$

素因数の和:1506

約数の個数: 64

約数和(自身を含む): 3178833600

約数和(自身を除く): 1920400728

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 331, 471, 628, 662, 942, 993, 1009, 1256, 1324, 1884, 1986, 2018, 2648, 3027, 3768, 3972, 4036, 6054, 7944, 8072, 12108, 24216, 51967, 103934, 155901, 158413, 207868, 311802, 316826, 333979, 415736, 475239, 623604, 633652, 667958, 950478, 1001937, 1247208, 1267304, 1335916, 1900956, 2003874, 2671832, 3801912, 4007748, 8015496, 52434703, 104869406, 157304109, 209738812, 314608218, 419477624, 629216436, 1258432872]

約数ペア:

[(1, 1258432872), (2, 629216436), (3, 419477624), (4, 314608218), (6, 209738812), (8, 157304109), (12, 104869406), (24, 52434703), (157, 8015496), (314, 4007748), (331, 3801912), (471, 2671832), (628, 2003874), (662, 1900956), (942, 1335916), (993, 1267304), (1009, 1247208), (1256, 1001937), (1324, 950478), (1884, 667958), (1986, 633652), (2018, 623604), (2648, 475239), (3027, 415736), (3768, 333979), (3972, 316826), (4036, 311802), (6054, 207868), (7944, 158413), (8072, 155901), (12108, 103934), (24216, 51967)]