219765728

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{463}}^1$

素因数の和:656

約数の個数: 96

約数和(自身を含む): 536933376

約数和(自身を除く): 317167648

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 163, 182, 208, 224, 326, 364, 416, 463, 652, 728, 926, 1141, 1304, 1456, 1852, 2119, 2282, 2608, 2912, 3241, 3704, 4238, 4564, 5216, 6019, 6482, 7408, 8476, 9128, 12038, 12964, 14816, 14833, 16952, 18256, 24076, 25928, 29666, 33904, 36512, 42133, 48152, 51856, 59332, 67808, 75469, 84266, 96304, 103712, 118664, 150938, 168532, 192608, 237328, 301876, 337064, 474656, 528283, 603752, 674128, 981097, 1056566, 1207504, 1348256, 1962194, 2113132, 2415008, 3924388, 4226264, 6867679, 7848776, 8452528, 13735358, 15697552, 16905056, 27470716, 31395104, 54941432, 109882864, 219765728]

約数ペア:

[(1, 219765728), (2, 109882864), (4, 54941432), (7, 31395104), (8, 27470716), (13, 16905056), (14, 15697552), (16, 13735358), (26, 8452528), (28, 7848776), (32, 6867679), (52, 4226264), (56, 3924388), (91, 2415008), (104, 2113132), (112, 1962194), (163, 1348256), (182, 1207504), (208, 1056566), (224, 981097), (326, 674128), (364, 603752), (416, 528283), (463, 474656), (652, 337064), (728, 301876), (926, 237328), (1141, 192608), (1304, 168532), (1456, 150938), (1852, 118664), (2119, 103712), (2282, 96304), (2608, 84266), (2912, 75469), (3241, 67808), (3704, 59332), (4238, 51856), (4564, 48152), (5216, 42133), (6019, 36512), (6482, 33904), (7408, 29666), (8476, 25928), (9128, 24076), (12038, 18256), (12964, 16952), (14816, 14833)]