261755270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1039}}^1$

素因数の和:1173

約数の個数: 64

約数和(自身を含む): 557107200

約数和(自身を除く): 295351930

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 61, 70, 118, 122, 295, 305, 413, 427, 590, 610, 826, 854, 1039, 2065, 2078, 2135, 3599, 4130, 4270, 5195, 7198, 7273, 10390, 14546, 17995, 25193, 35990, 36365, 50386, 61301, 63379, 72730, 122602, 125965, 126758, 251930, 306505, 316895, 429107, 443653, 613010, 633790, 858214, 887306, 2145535, 2218265, 3739361, 4291070, 4436530, 7478722, 18696805, 26175527, 37393610, 52351054, 130877635, 261755270]

約数ペア:

[(1, 261755270), (2, 130877635), (5, 52351054), (7, 37393610), (10, 26175527), (14, 18696805), (35, 7478722), (59, 4436530), (61, 4291070), (70, 3739361), (118, 2218265), (122, 2145535), (295, 887306), (305, 858214), (413, 633790), (427, 613010), (590, 443653), (610, 429107), (826, 316895), (854, 306505), (1039, 251930), (2065, 126758), (2078, 125965), (2135, 122602), (3599, 72730), (4130, 63379), (4270, 61301), (5195, 50386), (7198, 36365), (7273, 35990), (10390, 25193), (14546, 17995)]