138517408

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{53}}^2\times {\mathrm{67}}^1$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 294362208

約数和(自身を除く): 155844800

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 53, 67, 92, 106, 134, 184, 212, 268, 368, 424, 536, 736, 848, 1072, 1219, 1541, 1696, 2144, 2438, 2809, 3082, 3551, 4876, 5618, 6164, 7102, 9752, 11236, 12328, 14204, 19504, 22472, 24656, 28408, 39008, 44944, 49312, 56816, 64607, 81673, 89888, 113632, 129214, 163346, 188203, 258428, 326692, 376406, 516856, 653384, 752812, 1033712, 1306768, 1505624, 2067424, 2613536, 3011248, 4328669, 6022496, 8657338, 17314676, 34629352, 69258704, 138517408]

約数ペア:

[(1, 138517408), (2, 69258704), (4, 34629352), (8, 17314676), (16, 8657338), (23, 6022496), (32, 4328669), (46, 3011248), (53, 2613536), (67, 2067424), (92, 1505624), (106, 1306768), (134, 1033712), (184, 752812), (212, 653384), (268, 516856), (368, 376406), (424, 326692), (536, 258428), (736, 188203), (848, 163346), (1072, 129214), (1219, 113632), (1541, 89888), (1696, 81673), (2144, 64607), (2438, 56816), (2809, 49312), (3082, 44944), (3551, 39008), (4876, 28408), (5618, 24656), (6164, 22472), (7102, 19504), (9752, 14204), (11236, 12328)]