128528664

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1109}}^1$

素因数の和:1568

約数の個数: 64

約数和(自身を含む): 351648000

約数和(自身を除く): 223119336

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 439, 878, 1109, 1317, 1756, 2218, 2634, 3327, 3512, 4436, 4829, 5268, 6654, 8872, 9658, 10536, 12199, 13308, 14487, 19316, 24398, 26616, 28974, 36597, 38632, 48796, 57948, 73194, 97592, 115896, 146388, 292776, 486851, 973702, 1460553, 1947404, 2921106, 3894808, 5355361, 5842212, 10710722, 11684424, 16066083, 21421444, 32132166, 42842888, 64264332, 128528664]

約数ペア:

[(1, 128528664), (2, 64264332), (3, 42842888), (4, 32132166), (6, 21421444), (8, 16066083), (11, 11684424), (12, 10710722), (22, 5842212), (24, 5355361), (33, 3894808), (44, 2921106), (66, 1947404), (88, 1460553), (132, 973702), (264, 486851), (439, 292776), (878, 146388), (1109, 115896), (1317, 97592), (1756, 73194), (2218, 57948), (2634, 48796), (3327, 38632), (3512, 36597), (4436, 28974), (4829, 26616), (5268, 24398), (6654, 19316), (8872, 14487), (9658, 13308), (10536, 12199)]