285398172

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{829}}^1$

素因数の和:1043

約数の個数: 72

約数和(自身を含む): 737777040

約数和(自身を除く): 452378868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 131, 146, 219, 262, 292, 393, 438, 524, 657, 786, 829, 876, 1179, 1314, 1572, 1658, 2358, 2487, 2628, 3316, 4716, 4974, 7461, 9563, 9948, 14922, 19126, 28689, 29844, 38252, 57378, 60517, 86067, 108599, 114756, 121034, 172134, 181551, 217198, 242068, 325797, 344268, 363102, 434396, 544653, 651594, 726204, 977391, 1089306, 1303188, 1954782, 2178612, 3909564, 7927727, 15855454, 23783181, 31710908, 47566362, 71349543, 95132724, 142699086, 285398172]

約数ペア:

[(1, 285398172), (2, 142699086), (3, 95132724), (4, 71349543), (6, 47566362), (9, 31710908), (12, 23783181), (18, 15855454), (36, 7927727), (73, 3909564), (131, 2178612), (146, 1954782), (219, 1303188), (262, 1089306), (292, 977391), (393, 726204), (438, 651594), (524, 544653), (657, 434396), (786, 363102), (829, 344268), (876, 325797), (1179, 242068), (1314, 217198), (1572, 181551), (1658, 172134), (2358, 121034), (2487, 114756), (2628, 108599), (3316, 86067), (4716, 60517), (4974, 57378), (7461, 38252), (9563, 29844), (9948, 28689), (14922, 19126)]