69205720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 160302240

約数和(自身を除く): 91096520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 113, 122, 226, 244, 251, 305, 452, 488, 502, 565, 610, 904, 1004, 1130, 1220, 1255, 2008, 2260, 2440, 2510, 4520, 5020, 6893, 10040, 13786, 15311, 27572, 28363, 30622, 34465, 55144, 56726, 61244, 68930, 76555, 113452, 122488, 137860, 141815, 153110, 226904, 275720, 283630, 306220, 567260, 612440, 1134520, 1730143, 3460286, 6920572, 8650715, 13841144, 17301430, 34602860, 69205720]

約数ペア:

[(1, 69205720), (2, 34602860), (4, 17301430), (5, 13841144), (8, 8650715), (10, 6920572), (20, 3460286), (40, 1730143), (61, 1134520), (113, 612440), (122, 567260), (226, 306220), (244, 283630), (251, 275720), (305, 226904), (452, 153110), (488, 141815), (502, 137860), (565, 122488), (610, 113452), (904, 76555), (1004, 68930), (1130, 61244), (1220, 56726), (1255, 55144), (2008, 34465), (2260, 30622), (2440, 28363), (2510, 27572), (4520, 15311), (5020, 13786), (6893, 10040)]