178259536

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:860

約数の個数: 80

約数和(自身を含む): 427972608

約数和(自身を除く): 249713072

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 191, 208, 364, 382, 641, 728, 764, 1282, 1337, 1456, 1528, 2483, 2564, 2674, 3056, 4487, 4966, 5128, 5348, 8333, 8974, 9932, 10256, 10696, 16666, 17381, 17948, 19864, 21392, 33332, 34762, 35896, 39728, 58331, 66664, 69524, 71792, 116662, 122431, 133328, 139048, 233324, 244862, 278096, 466648, 489724, 857017, 933296, 979448, 1591603, 1714034, 1958896, 3183206, 3428068, 6366412, 6856136, 11141221, 12732824, 13712272, 22282442, 25465648, 44564884, 89129768, 178259536]

約数ペア:

[(1, 178259536), (2, 89129768), (4, 44564884), (7, 25465648), (8, 22282442), (13, 13712272), (14, 12732824), (16, 11141221), (26, 6856136), (28, 6366412), (52, 3428068), (56, 3183206), (91, 1958896), (104, 1714034), (112, 1591603), (182, 979448), (191, 933296), (208, 857017), (364, 489724), (382, 466648), (641, 278096), (728, 244862), (764, 233324), (1282, 139048), (1337, 133328), (1456, 122431), (1528, 116662), (2483, 71792), (2564, 69524), (2674, 66664), (3056, 58331), (4487, 39728), (4966, 35896), (5128, 34762), (5348, 33332), (8333, 21392), (8974, 19864), (9932, 17948), (10256, 17381), (10696, 16666)]