311404572

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{2129}}^1$

素因数の和:2395

約数の個数: 72

約数和(自身を含む): 837345600

約数和(自身を除く): 525941028

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 239, 306, 478, 612, 717, 956, 1434, 2129, 2151, 2868, 4063, 4258, 4302, 6387, 8126, 8516, 8604, 12189, 12774, 16252, 19161, 24378, 25548, 36193, 36567, 38322, 48756, 72386, 73134, 76644, 108579, 144772, 146268, 217158, 325737, 434316, 508831, 651474, 1017662, 1302948, 1526493, 2035324, 3052986, 4579479, 6105972, 8650127, 9158958, 17300254, 18317916, 25950381, 34600508, 51900762, 77851143, 103801524, 155702286, 311404572]

約数ペア:

[(1, 311404572), (2, 155702286), (3, 103801524), (4, 77851143), (6, 51900762), (9, 34600508), (12, 25950381), (17, 18317916), (18, 17300254), (34, 9158958), (36, 8650127), (51, 6105972), (68, 4579479), (102, 3052986), (153, 2035324), (204, 1526493), (239, 1302948), (306, 1017662), (478, 651474), (612, 508831), (717, 434316), (956, 325737), (1434, 217158), (2129, 146268), (2151, 144772), (2868, 108579), (4063, 76644), (4258, 73134), (4302, 72386), (6387, 48756), (8126, 38322), (8516, 36567), (8604, 36193), (12189, 25548), (12774, 24378), (16252, 19161)]