221799456

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{10847}}^1$

素因数の和:10934

約数の個数: 72

約数和(自身を含む): 639684864

約数和(自身を除く): 417885408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 1136, 1278, 1704, 2272, 2556, 3408, 5112, 6816, 10224, 10847, 20448, 21694, 32541, 43388, 65082, 86776, 97623, 130164, 173552, 195246, 260328, 347104, 390492, 520656, 770137, 780984, 1041312, 1540274, 1561968, 2310411, 3080548, 3123936, 4620822, 6161096, 6931233, 9241644, 12322192, 13862466, 18483288, 24644384, 27724932, 36966576, 55449864, 73933152, 110899728, 221799456]

約数ペア:

[(1, 221799456), (2, 110899728), (3, 73933152), (4, 55449864), (6, 36966576), (8, 27724932), (9, 24644384), (12, 18483288), (16, 13862466), (18, 12322192), (24, 9241644), (32, 6931233), (36, 6161096), (48, 4620822), (71, 3123936), (72, 3080548), (96, 2310411), (142, 1561968), (144, 1540274), (213, 1041312), (284, 780984), (288, 770137), (426, 520656), (568, 390492), (639, 347104), (852, 260328), (1136, 195246), (1278, 173552), (1704, 130164), (2272, 97623), (2556, 86776), (3408, 65082), (5112, 43388), (6816, 32541), (10224, 21694), (10847, 20448)]