221385472

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1021}}^1$

素因数の和:1066

約数の個数: 108

約数和(自身を含む): 555665488

約数和(自身を除く): 334280016

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 128, 154, 176, 224, 242, 256, 308, 352, 448, 484, 616, 704, 847, 896, 968, 1021, 1232, 1408, 1694, 1792, 1936, 2042, 2464, 2816, 3388, 3872, 4084, 4928, 6776, 7147, 7744, 8168, 9856, 11231, 13552, 14294, 15488, 16336, 19712, 22462, 27104, 28588, 30976, 32672, 44924, 54208, 57176, 65344, 78617, 89848, 108416, 114352, 123541, 130688, 157234, 179696, 216832, 228704, 247082, 261376, 314468, 359392, 457408, 494164, 628936, 718784, 864787, 914816, 988328, 1257872, 1437568, 1729574, 1829632, 1976656, 2515744, 2875136, 3459148, 3953312, 5031488, 6918296, 7906624, 10062976, 13836592, 15813248, 20125952, 27673184, 31626496, 55346368, 110692736, 221385472]

約数ペア:

[(1, 221385472), (2, 110692736), (4, 55346368), (7, 31626496), (8, 27673184), (11, 20125952), (14, 15813248), (16, 13836592), (22, 10062976), (28, 7906624), (32, 6918296), (44, 5031488), (56, 3953312), (64, 3459148), (77, 2875136), (88, 2515744), (112, 1976656), (121, 1829632), (128, 1729574), (154, 1437568), (176, 1257872), (224, 988328), (242, 914816), (256, 864787), (308, 718784), (352, 628936), (448, 494164), (484, 457408), (616, 359392), (704, 314468), (847, 261376), (896, 247082), (968, 228704), (1021, 216832), (1232, 179696), (1408, 157234), (1694, 130688), (1792, 123541), (1936, 114352), (2042, 108416), (2464, 89848), (2816, 78617), (3388, 65344), (3872, 57176), (4084, 54208), (4928, 44924), (6776, 32672), (7147, 30976), (7744, 28588), (8168, 27104), (9856, 22462), (11231, 19712), (13552, 16336), (14294, 15488)]