72981072

素因数分解:

$2^4\times 3^2\times {\mathrm{457}}^1\times {\mathrm{1109}}^1$

素因数の和:1580

約数の個数: 60

約数和(自身を含む): 204877140

約数和(自身を除く): 131896068

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 457, 914, 1109, 1371, 1828, 2218, 2742, 3327, 3656, 4113, 4436, 5484, 6654, 7312, 8226, 8872, 9981, 10968, 13308, 16452, 17744, 19962, 21936, 26616, 32904, 39924, 53232, 65808, 79848, 159696, 506813, 1013626, 1520439, 2027252, 3040878, 4054504, 4561317, 6081756, 8109008, 9122634, 12163512, 18245268, 24327024, 36490536, 72981072]

約数ペア:

[(1, 72981072), (2, 36490536), (3, 24327024), (4, 18245268), (6, 12163512), (8, 9122634), (9, 8109008), (12, 6081756), (16, 4561317), (18, 4054504), (24, 3040878), (36, 2027252), (48, 1520439), (72, 1013626), (144, 506813), (457, 159696), (914, 79848), (1109, 65808), (1371, 53232), (1828, 39924), (2218, 32904), (2742, 26616), (3327, 21936), (3656, 19962), (4113, 17744), (4436, 16452), (5484, 13308), (6654, 10968), (7312, 9981), (8226, 8872)]