643309568

素因数分解:

$2^{13}\times {\mathrm{11}}^3\times {\mathrm{59}}^1$

素因数の和:118

約数の個数: 112

約数和(自身を含む): 1439082720

約数和(自身を除く): 795773152

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 121, 128, 176, 236, 242, 256, 352, 472, 484, 512, 649, 704, 944, 968, 1024, 1298, 1331, 1408, 1888, 1936, 2048, 2596, 2662, 2816, 3776, 3872, 4096, 5192, 5324, 5632, 7139, 7552, 7744, 8192, 10384, 10648, 11264, 14278, 15104, 15488, 20768, 21296, 22528, 28556, 30208, 30976, 41536, 42592, 45056, 57112, 60416, 61952, 78529, 83072, 85184, 90112, 114224, 120832, 123904, 157058, 166144, 170368, 228448, 241664, 247808, 314116, 332288, 340736, 456896, 483328, 495616, 628232, 664576, 681472, 913792, 991232, 1256464, 1329152, 1362944, 1827584, 2512928, 2658304, 2725888, 3655168, 5025856, 5316608, 5451776, 7310336, 10051712, 10903552, 14620672, 20103424, 29241344, 40206848, 58482688, 80413696, 160827392, 321654784, 643309568]

約数ペア:

[(1, 643309568), (2, 321654784), (4, 160827392), (8, 80413696), (11, 58482688), (16, 40206848), (22, 29241344), (32, 20103424), (44, 14620672), (59, 10903552), (64, 10051712), (88, 7310336), (118, 5451776), (121, 5316608), (128, 5025856), (176, 3655168), (236, 2725888), (242, 2658304), (256, 2512928), (352, 1827584), (472, 1362944), (484, 1329152), (512, 1256464), (649, 991232), (704, 913792), (944, 681472), (968, 664576), (1024, 628232), (1298, 495616), (1331, 483328), (1408, 456896), (1888, 340736), (1936, 332288), (2048, 314116), (2596, 247808), (2662, 241664), (2816, 228448), (3776, 170368), (3872, 166144), (4096, 157058), (5192, 123904), (5324, 120832), (5632, 114224), (7139, 90112), (7552, 85184), (7744, 83072), (8192, 78529), (10384, 61952), (10648, 60416), (11264, 57112), (14278, 45056), (15104, 42592), (15488, 41536), (20768, 30976), (21296, 30208), (22528, 28556)]