260302546

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 495083520

約数和(自身を除く): 234780974

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 157, 161, 266, 271, 314, 322, 437, 542, 874, 1099, 1897, 2198, 2983, 3059, 3611, 3794, 5149, 5966, 6118, 6233, 7222, 10298, 12466, 20881, 25277, 36043, 41762, 42547, 43631, 50554, 68609, 72086, 85094, 87262, 118427, 137218, 236854, 297829, 480263, 595658, 808393, 828989, 960526, 978581, 1616786, 1657978, 1957162, 5658751, 6850067, 11317502, 13700134, 18593039, 37186078, 130151273, 260302546]

約数ペア:

[(1, 260302546), (2, 130151273), (7, 37186078), (14, 18593039), (19, 13700134), (23, 11317502), (38, 6850067), (46, 5658751), (133, 1957162), (157, 1657978), (161, 1616786), (266, 978581), (271, 960526), (314, 828989), (322, 808393), (437, 595658), (542, 480263), (874, 297829), (1099, 236854), (1897, 137218), (2198, 118427), (2983, 87262), (3059, 85094), (3611, 72086), (3794, 68609), (5149, 50554), (5966, 43631), (6118, 42547), (6233, 41762), (7222, 36043), (10298, 25277), (12466, 20881)]