68116180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{1151}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 156764160

約数和(自身を除く): 88647980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 269, 538, 1076, 1151, 1345, 2302, 2690, 2959, 4604, 5380, 5755, 5918, 11510, 11836, 12661, 14795, 23020, 25322, 29590, 50644, 59180, 63305, 126610, 253220, 309619, 619238, 1238476, 1548095, 3096190, 3405809, 6192380, 6811618, 13623236, 17029045, 34058090, 68116180]

約数ペア:

[(1, 68116180), (2, 34058090), (4, 17029045), (5, 13623236), (10, 6811618), (11, 6192380), (20, 3405809), (22, 3096190), (44, 1548095), (55, 1238476), (110, 619238), (220, 309619), (269, 253220), (538, 126610), (1076, 63305), (1151, 59180), (1345, 50644), (2302, 29590), (2690, 25322), (2959, 23020), (4604, 14795), (5380, 12661), (5755, 11836), (5918, 11510)]