215492796

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{821}}^1$

素因数の和:1171

約数の個数: 72

約数和(自身を含む): 570888864

約数和(自身を除く): 355396068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 317, 414, 634, 821, 828, 951, 1268, 1642, 1902, 2463, 2853, 3284, 3804, 4926, 5706, 7291, 7389, 9852, 11412, 14582, 14778, 18883, 21873, 29164, 29556, 37766, 43746, 56649, 65619, 75532, 87492, 113298, 131238, 169947, 226596, 260257, 262476, 339894, 520514, 679788, 780771, 1041028, 1561542, 2342313, 3123084, 4684626, 5985911, 9369252, 11971822, 17957733, 23943644, 35915466, 53873199, 71830932, 107746398, 215492796]

約数ペア:

[(1, 215492796), (2, 107746398), (3, 71830932), (4, 53873199), (6, 35915466), (9, 23943644), (12, 17957733), (18, 11971822), (23, 9369252), (36, 5985911), (46, 4684626), (69, 3123084), (92, 2342313), (138, 1561542), (207, 1041028), (276, 780771), (317, 679788), (414, 520514), (634, 339894), (821, 262476), (828, 260257), (951, 226596), (1268, 169947), (1642, 131238), (1902, 113298), (2463, 87492), (2853, 75532), (3284, 65619), (3804, 56649), (4926, 43746), (5706, 37766), (7291, 29556), (7389, 29164), (9852, 21873), (11412, 18883), (14582, 14778)]