219771904

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 88

約数和(自身を含む): 486367200

約数和(自身を除く): 266595296

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 109, 128, 176, 179, 218, 256, 352, 358, 436, 512, 704, 716, 872, 1024, 1199, 1408, 1432, 1744, 1969, 2398, 2816, 2864, 3488, 3938, 4796, 5632, 5728, 6976, 7876, 9592, 11264, 11456, 13952, 15752, 19184, 19511, 22912, 27904, 31504, 38368, 39022, 45824, 55808, 63008, 76736, 78044, 91648, 111616, 126016, 153472, 156088, 183296, 214621, 252032, 306944, 312176, 429242, 504064, 613888, 624352, 858484, 1008128, 1227776, 1248704, 1716968, 2016256, 2497408, 3433936, 4994816, 6867872, 9989632, 13735744, 19979264, 27471488, 54942976, 109885952, 219771904]

約数ペア:

[(1, 219771904), (2, 109885952), (4, 54942976), (8, 27471488), (11, 19979264), (16, 13735744), (22, 9989632), (32, 6867872), (44, 4994816), (64, 3433936), (88, 2497408), (109, 2016256), (128, 1716968), (176, 1248704), (179, 1227776), (218, 1008128), (256, 858484), (352, 624352), (358, 613888), (436, 504064), (512, 429242), (704, 312176), (716, 306944), (872, 252032), (1024, 214621), (1199, 183296), (1408, 156088), (1432, 153472), (1744, 126016), (1969, 111616), (2398, 91648), (2816, 78044), (2864, 76736), (3488, 63008), (3938, 55808), (4796, 45824), (5632, 39022), (5728, 38368), (6976, 31504), (7876, 27904), (9592, 22912), (11264, 19511), (11456, 19184), (13952, 15752)]