243860820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30559}}^1$

素因数の和:30597

約数の個数: 96

約数和(自身を含む): 821452800

約数和(自身を除く): 577591980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 30559, 61118, 91677, 122236, 152795, 183354, 213913, 305590, 366708, 427826, 458385, 580621, 611180, 641739, 855652, 916770, 1069565, 1161242, 1283478, 1741863, 1833540, 2139130, 2322484, 2566956, 2903105, 3208695, 3483726, 4064347, 4278260, 5806210, 6417390, 6967452, 8128694, 8709315, 11612420, 12193041, 12834780, 16257388, 17418630, 20321735, 24386082, 34837260, 40643470, 48772164, 60965205, 81286940, 121930410, 243860820]

約数ペア:

[(1, 243860820), (2, 121930410), (3, 81286940), (4, 60965205), (5, 48772164), (6, 40643470), (7, 34837260), (10, 24386082), (12, 20321735), (14, 17418630), (15, 16257388), (19, 12834780), (20, 12193041), (21, 11612420), (28, 8709315), (30, 8128694), (35, 6967452), (38, 6417390), (42, 5806210), (57, 4278260), (60, 4064347), (70, 3483726), (76, 3208695), (84, 2903105), (95, 2566956), (105, 2322484), (114, 2139130), (133, 1833540), (140, 1741863), (190, 1283478), (210, 1161242), (228, 1069565), (266, 916770), (285, 855652), (380, 641739), (399, 611180), (420, 580621), (532, 458385), (570, 427826), (665, 366708), (798, 305590), (1140, 213913), (1330, 183354), (1596, 152795), (1995, 122236), (2660, 91677), (3990, 61118), (7980, 30559)]