327749968

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1381}}^1$

素因数の和:1572

約数の個数: 80

約数和(自身を含む): 786921856

約数和(自身を除く): 459171888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 163, 182, 208, 326, 364, 652, 728, 1141, 1304, 1381, 1456, 2119, 2282, 2608, 2762, 4238, 4564, 5524, 8476, 9128, 9667, 11048, 14833, 16952, 17953, 18256, 19334, 22096, 29666, 33904, 35906, 38668, 59332, 71812, 77336, 118664, 125671, 143624, 154672, 225103, 237328, 251342, 287248, 450206, 502684, 900412, 1005368, 1575721, 1800824, 2010736, 2926339, 3151442, 3601648, 5852678, 6302884, 11705356, 12605768, 20484373, 23410712, 25211536, 40968746, 46821424, 81937492, 163874984, 327749968]

約数ペア:

[(1, 327749968), (2, 163874984), (4, 81937492), (7, 46821424), (8, 40968746), (13, 25211536), (14, 23410712), (16, 20484373), (26, 12605768), (28, 11705356), (52, 6302884), (56, 5852678), (91, 3601648), (104, 3151442), (112, 2926339), (163, 2010736), (182, 1800824), (208, 1575721), (326, 1005368), (364, 900412), (652, 502684), (728, 450206), (1141, 287248), (1304, 251342), (1381, 237328), (1456, 225103), (2119, 154672), (2282, 143624), (2608, 125671), (2762, 118664), (4238, 77336), (4564, 71812), (5524, 59332), (8476, 38668), (9128, 35906), (9667, 33904), (11048, 29666), (14833, 22096), (16952, 19334), (17953, 18256)]