168267890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 355477248

約数和(自身を除く): 187209358

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 157, 251, 305, 314, 427, 502, 610, 785, 854, 1099, 1255, 1570, 1757, 2135, 2198, 2510, 3514, 4270, 5495, 8785, 9577, 10990, 15311, 17570, 19154, 30622, 39407, 47885, 67039, 76555, 78814, 95770, 107177, 134078, 153110, 197035, 214354, 275849, 335195, 394070, 535885, 551698, 670390, 1071770, 1379245, 2403827, 2758490, 4807654, 12019135, 16826789, 24038270, 33653578, 84133945, 168267890]

約数ペア:

[(1, 168267890), (2, 84133945), (5, 33653578), (7, 24038270), (10, 16826789), (14, 12019135), (35, 4807654), (61, 2758490), (70, 2403827), (122, 1379245), (157, 1071770), (251, 670390), (305, 551698), (314, 535885), (427, 394070), (502, 335195), (610, 275849), (785, 214354), (854, 197035), (1099, 153110), (1255, 134078), (1570, 107177), (1757, 95770), (2135, 78814), (2198, 76555), (2510, 67039), (3514, 47885), (4270, 39407), (5495, 30622), (8785, 19154), (9577, 17570), (10990, 15311)]