66957968

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 160

約数和(自身を含む): 179988480

約数和(自身を除く): 113030512

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 23, 28, 34, 44, 46, 56, 68, 77, 88, 92, 112, 119, 136, 139, 154, 161, 176, 184, 187, 238, 253, 272, 278, 308, 322, 368, 374, 391, 476, 506, 556, 616, 644, 748, 782, 952, 973, 1012, 1112, 1232, 1288, 1309, 1496, 1529, 1564, 1771, 1904, 1946, 2024, 2224, 2363, 2576, 2618, 2737, 2992, 3058, 3128, 3197, 3542, 3892, 4048, 4301, 4726, 5236, 5474, 6116, 6256, 6394, 7084, 7784, 8602, 9452, 10472, 10703, 10948, 12232, 12788, 14168, 15568, 16541, 17204, 18904, 20944, 21406, 21896, 22379, 24464, 25576, 25993, 28336, 30107, 33082, 34408, 35167, 37808, 42812, 43792, 44758, 51152, 51986, 54349, 60214, 66164, 68816, 70334, 85624, 89516, 103972, 108698, 120428, 132328, 140668, 171248, 179032, 181951, 207944, 217396, 240856, 246169, 264656, 281336, 358064, 363902, 380443, 415888, 434792, 481712, 492338, 562672, 597839, 727804, 760886, 869584, 984676, 1195678, 1455608, 1521772, 1969352, 2391356, 2911216, 3043544, 3938704, 4184873, 4782712, 6087088, 8369746, 9565424, 16739492, 33478984, 66957968]

約数ペア:

[(1, 66957968), (2, 33478984), (4, 16739492), (7, 9565424), (8, 8369746), (11, 6087088), (14, 4782712), (16, 4184873), (17, 3938704), (22, 3043544), (23, 2911216), (28, 2391356), (34, 1969352), (44, 1521772), (46, 1455608), (56, 1195678), (68, 984676), (77, 869584), (88, 760886), (92, 727804), (112, 597839), (119, 562672), (136, 492338), (139, 481712), (154, 434792), (161, 415888), (176, 380443), (184, 363902), (187, 358064), (238, 281336), (253, 264656), (272, 246169), (278, 240856), (308, 217396), (322, 207944), (368, 181951), (374, 179032), (391, 171248), (476, 140668), (506, 132328), (556, 120428), (616, 108698), (644, 103972), (748, 89516), (782, 85624), (952, 70334), (973, 68816), (1012, 66164), (1112, 60214), (1232, 54349), (1288, 51986), (1309, 51152), (1496, 44758), (1529, 43792), (1564, 42812), (1771, 37808), (1904, 35167), (1946, 34408), (2024, 33082), (2224, 30107), (2363, 28336), (2576, 25993), (2618, 25576), (2737, 24464), (2992, 22379), (3058, 21896), (3128, 21406), (3197, 20944), (3542, 18904), (3892, 17204), (4048, 16541), (4301, 15568), (4726, 14168), (5236, 12788), (5474, 12232), (6116, 10948), (6256, 10703), (6394, 10472), (7084, 9452), (7784, 8602)]