399906528

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31321}}^1$

素因数の和:31360

約数の個数: 96

約数和(自身を含む): 1262903040

約数和(自身を除く): 862996512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 76, 84, 96, 112, 114, 133, 152, 168, 224, 228, 266, 304, 336, 399, 456, 532, 608, 672, 798, 912, 1064, 1596, 1824, 2128, 3192, 4256, 6384, 12768, 31321, 62642, 93963, 125284, 187926, 219247, 250568, 375852, 438494, 501136, 595099, 657741, 751704, 876988, 1002272, 1190198, 1315482, 1503408, 1753976, 1785297, 2380396, 2630964, 3006816, 3507952, 3570594, 4165693, 4760792, 5261928, 7015904, 7141188, 8331386, 9521584, 10523856, 12497079, 14282376, 16662772, 19043168, 21047712, 24994158, 28564752, 33325544, 49988316, 57129504, 66651088, 99976632, 133302176, 199953264, 399906528]

約数ペア:

[(1, 399906528), (2, 199953264), (3, 133302176), (4, 99976632), (6, 66651088), (7, 57129504), (8, 49988316), (12, 33325544), (14, 28564752), (16, 24994158), (19, 21047712), (21, 19043168), (24, 16662772), (28, 14282376), (32, 12497079), (38, 10523856), (42, 9521584), (48, 8331386), (56, 7141188), (57, 7015904), (76, 5261928), (84, 4760792), (96, 4165693), (112, 3570594), (114, 3507952), (133, 3006816), (152, 2630964), (168, 2380396), (224, 1785297), (228, 1753976), (266, 1503408), (304, 1315482), (336, 1190198), (399, 1002272), (456, 876988), (532, 751704), (608, 657741), (672, 595099), (798, 501136), (912, 438494), (1064, 375852), (1596, 250568), (1824, 219247), (2128, 187926), (3192, 125284), (4256, 93963), (6384, 62642), (12768, 31321)]