84310884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2131}}^1$

素因数の和:2305

約数の個数: 72

約数和(自身を含む): 245231168

約数和(自身を除く): 160920284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 2131, 2198, 2826, 3297, 4262, 4396, 5652, 6393, 6594, 8524, 9891, 12786, 13188, 14917, 19179, 19782, 25572, 29834, 38358, 39564, 44751, 59668, 76716, 89502, 134253, 179004, 268506, 334567, 537012, 669134, 1003701, 1338268, 2007402, 2341969, 3011103, 4014804, 4683938, 6022206, 7025907, 9367876, 12044412, 14051814, 21077721, 28103628, 42155442, 84310884]

約数ペア:

[(1, 84310884), (2, 42155442), (3, 28103628), (4, 21077721), (6, 14051814), (7, 12044412), (9, 9367876), (12, 7025907), (14, 6022206), (18, 4683938), (21, 4014804), (28, 3011103), (36, 2341969), (42, 2007402), (63, 1338268), (84, 1003701), (126, 669134), (157, 537012), (252, 334567), (314, 268506), (471, 179004), (628, 134253), (942, 89502), (1099, 76716), (1413, 59668), (1884, 44751), (2131, 39564), (2198, 38358), (2826, 29834), (3297, 25572), (4262, 19782), (4396, 19179), (5652, 14917), (6393, 13188), (6594, 12786), (8524, 9891)]