138420392

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1381}}^1$

素因数の和:1482

約数の個数: 64

約数和(自身を含む): 304482240

約数和(自身を除く): 166061848

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 67, 68, 88, 134, 136, 187, 268, 374, 536, 737, 748, 1139, 1381, 1474, 1496, 2278, 2762, 2948, 4556, 5524, 5896, 9112, 11048, 12529, 15191, 23477, 25058, 30382, 46954, 50116, 60764, 92527, 93908, 100232, 121528, 185054, 187816, 258247, 370108, 516494, 740216, 1017797, 1032988, 1572959, 2035594, 2065976, 3145918, 4071188, 6291836, 8142376, 12583672, 17302549, 34605098, 69210196, 138420392]

約数ペア:

[(1, 138420392), (2, 69210196), (4, 34605098), (8, 17302549), (11, 12583672), (17, 8142376), (22, 6291836), (34, 4071188), (44, 3145918), (67, 2065976), (68, 2035594), (88, 1572959), (134, 1032988), (136, 1017797), (187, 740216), (268, 516494), (374, 370108), (536, 258247), (737, 187816), (748, 185054), (1139, 121528), (1381, 100232), (1474, 93908), (1496, 92527), (2278, 60764), (2762, 50116), (2948, 46954), (4556, 30382), (5524, 25058), (5896, 23477), (9112, 15191), (11048, 12529)]