399922944

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{27407}}^1$

素因数の和:27445

約数の個数: 72

約数和(自身を含む): 1120439040

約数和(自身を除く): 720516096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 608, 768, 912, 1216, 1824, 2432, 3648, 4864, 7296, 14592, 27407, 54814, 82221, 109628, 164442, 219256, 328884, 438512, 520733, 657768, 877024, 1041466, 1315536, 1562199, 1754048, 2082932, 2631072, 3124398, 3508096, 4165864, 5262144, 6248796, 7016192, 8331728, 10524288, 12497592, 16663456, 21048576, 24995184, 33326912, 49990368, 66653824, 99980736, 133307648, 199961472, 399922944]

約数ペア:

[(1, 399922944), (2, 199961472), (3, 133307648), (4, 99980736), (6, 66653824), (8, 49990368), (12, 33326912), (16, 24995184), (19, 21048576), (24, 16663456), (32, 12497592), (38, 10524288), (48, 8331728), (57, 7016192), (64, 6248796), (76, 5262144), (96, 4165864), (114, 3508096), (128, 3124398), (152, 2631072), (192, 2082932), (228, 1754048), (256, 1562199), (304, 1315536), (384, 1041466), (456, 877024), (608, 657768), (768, 520733), (912, 438512), (1216, 328884), (1824, 219256), (2432, 164442), (3648, 109628), (4864, 82221), (7296, 54814), (14592, 27407)]