81541656

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:374

約数の個数: 192

約数和(自身を含む): 276756480

約数和(自身を除く): 195214824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 31, 34, 36, 42, 51, 56, 62, 63, 68, 72, 84, 93, 102, 119, 124, 126, 136, 153, 168, 186, 204, 217, 238, 248, 252, 279, 306, 307, 357, 372, 408, 434, 476, 504, 527, 558, 612, 614, 651, 714, 744, 868, 921, 952, 1054, 1071, 1116, 1224, 1228, 1302, 1428, 1581, 1736, 1842, 1953, 2108, 2142, 2149, 2232, 2456, 2604, 2763, 2856, 3162, 3684, 3689, 3906, 4216, 4284, 4298, 4743, 5208, 5219, 5526, 6324, 6447, 7368, 7378, 7812, 8568, 8596, 9486, 9517, 10438, 11052, 11067, 12648, 12894, 14756, 15624, 15657, 17192, 18972, 19034, 19341, 20876, 22104, 22134, 25788, 28551, 29512, 31314, 33201, 36533, 37944, 38068, 38682, 41752, 44268, 46971, 51576, 57102, 62628, 66402, 66619, 73066, 76136, 77364, 85653, 88536, 93942, 109599, 114204, 125256, 132804, 133238, 146132, 154728, 161789, 171306, 187884, 199857, 219198, 228408, 265608, 266476, 292264, 323578, 328797, 342612, 375768, 399714, 438396, 485367, 532952, 599571, 647156, 657594, 685224, 799428, 876792, 970734, 1132523, 1199142, 1294312, 1315188, 1456101, 1598856, 1941468, 2265046, 2398284, 2630376, 2912202, 3397569, 3882936, 4530092, 4796568, 5824404, 6795138, 9060184, 10192707, 11648808, 13590276, 20385414, 27180552, 40770828, 81541656]

約数ペア:

[(1, 81541656), (2, 40770828), (3, 27180552), (4, 20385414), (6, 13590276), (7, 11648808), (8, 10192707), (9, 9060184), (12, 6795138), (14, 5824404), (17, 4796568), (18, 4530092), (21, 3882936), (24, 3397569), (28, 2912202), (31, 2630376), (34, 2398284), (36, 2265046), (42, 1941468), (51, 1598856), (56, 1456101), (62, 1315188), (63, 1294312), (68, 1199142), (72, 1132523), (84, 970734), (93, 876792), (102, 799428), (119, 685224), (124, 657594), (126, 647156), (136, 599571), (153, 532952), (168, 485367), (186, 438396), (204, 399714), (217, 375768), (238, 342612), (248, 328797), (252, 323578), (279, 292264), (306, 266476), (307, 265608), (357, 228408), (372, 219198), (408, 199857), (434, 187884), (476, 171306), (504, 161789), (527, 154728), (558, 146132), (612, 133238), (614, 132804), (651, 125256), (714, 114204), (744, 109599), (868, 93942), (921, 88536), (952, 85653), (1054, 77364), (1071, 76136), (1116, 73066), (1224, 66619), (1228, 66402), (1302, 62628), (1428, 57102), (1581, 51576), (1736, 46971), (1842, 44268), (1953, 41752), (2108, 38682), (2142, 38068), (2149, 37944), (2232, 36533), (2456, 33201), (2604, 31314), (2763, 29512), (2856, 28551), (3162, 25788), (3684, 22134), (3689, 22104), (3906, 20876), (4216, 19341), (4284, 19034), (4298, 18972), (4743, 17192), (5208, 15657), (5219, 15624), (5526, 14756), (6324, 12894), (6447, 12648), (7368, 11067), (7378, 11052), (7812, 10438), (8568, 9517), (8596, 9486)]