399900288

素因数分解:

$2^7\times 3^1\times {\mathrm{163}}^1\times {\mathrm{6389}}^1$

素因数の和:6569

約数の個数: 64

約数和(自身を含む): 1068919200

約数和(自身を除く): 669018912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 163, 192, 326, 384, 489, 652, 978, 1304, 1956, 2608, 3912, 5216, 6389, 7824, 10432, 12778, 15648, 19167, 20864, 25556, 31296, 38334, 51112, 62592, 76668, 102224, 153336, 204448, 306672, 408896, 613344, 817792, 1041407, 1226688, 2082814, 2453376, 3124221, 4165628, 6248442, 8331256, 12496884, 16662512, 24993768, 33325024, 49987536, 66650048, 99975072, 133300096, 199950144, 399900288]

約数ペア:

[(1, 399900288), (2, 199950144), (3, 133300096), (4, 99975072), (6, 66650048), (8, 49987536), (12, 33325024), (16, 24993768), (24, 16662512), (32, 12496884), (48, 8331256), (64, 6248442), (96, 4165628), (128, 3124221), (163, 2453376), (192, 2082814), (326, 1226688), (384, 1041407), (489, 817792), (652, 613344), (978, 408896), (1304, 306672), (1956, 204448), (2608, 153336), (3912, 102224), (5216, 76668), (6389, 62592), (7824, 51112), (10432, 38334), (12778, 31296), (15648, 25556), (19167, 20864)]