81694008

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:259

約数の個数: 160

約数和(自身を含む): 254651760

約数和(自身を除く): 172957752

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 73, 81, 88, 99, 108, 132, 146, 157, 162, 198, 216, 219, 264, 292, 297, 314, 324, 396, 438, 471, 584, 594, 628, 648, 657, 792, 803, 876, 891, 942, 1188, 1256, 1314, 1413, 1606, 1727, 1752, 1782, 1884, 1971, 2376, 2409, 2628, 2826, 3212, 3454, 3564, 3768, 3942, 4239, 4818, 5181, 5256, 5652, 5913, 6424, 6908, 7128, 7227, 7884, 8478, 9636, 10362, 11304, 11461, 11826, 12717, 13816, 14454, 15543, 15768, 16956, 19272, 20724, 21681, 22922, 23652, 25434, 28908, 31086, 33912, 34383, 41448, 43362, 45844, 46629, 47304, 50868, 57816, 62172, 65043, 68766, 86724, 91688, 93258, 101736, 103149, 124344, 126071, 130086, 137532, 139887, 173448, 186516, 206298, 252142, 260172, 275064, 279774, 309447, 373032, 378213, 412596, 504284, 520344, 559548, 618894, 756426, 825192, 928341, 1008568, 1119096, 1134639, 1237788, 1512852, 1856682, 2269278, 2475576, 3025704, 3403917, 3713364, 4538556, 6807834, 7426728, 9077112, 10211751, 13615668, 20423502, 27231336, 40847004, 81694008]

約数ペア:

[(1, 81694008), (2, 40847004), (3, 27231336), (4, 20423502), (6, 13615668), (8, 10211751), (9, 9077112), (11, 7426728), (12, 6807834), (18, 4538556), (22, 3713364), (24, 3403917), (27, 3025704), (33, 2475576), (36, 2269278), (44, 1856682), (54, 1512852), (66, 1237788), (72, 1134639), (73, 1119096), (81, 1008568), (88, 928341), (99, 825192), (108, 756426), (132, 618894), (146, 559548), (157, 520344), (162, 504284), (198, 412596), (216, 378213), (219, 373032), (264, 309447), (292, 279774), (297, 275064), (314, 260172), (324, 252142), (396, 206298), (438, 186516), (471, 173448), (584, 139887), (594, 137532), (628, 130086), (648, 126071), (657, 124344), (792, 103149), (803, 101736), (876, 93258), (891, 91688), (942, 86724), (1188, 68766), (1256, 65043), (1314, 62172), (1413, 57816), (1606, 50868), (1727, 47304), (1752, 46629), (1782, 45844), (1884, 43362), (1971, 41448), (2376, 34383), (2409, 33912), (2628, 31086), (2826, 28908), (3212, 25434), (3454, 23652), (3564, 22922), (3768, 21681), (3942, 20724), (4239, 19272), (4818, 16956), (5181, 15768), (5256, 15543), (5652, 14454), (5913, 13816), (6424, 12717), (6908, 11826), (7128, 11461), (7227, 11304), (7884, 10362), (8478, 9636)]