219692288

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 108

約数和(自身を含む): 487126080

約数和(自身を除く): 267433792

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 47, 62, 64, 76, 94, 124, 128, 152, 188, 248, 256, 304, 376, 496, 589, 608, 752, 893, 961, 992, 1178, 1216, 1457, 1504, 1786, 1922, 1984, 2356, 2432, 2914, 3008, 3572, 3844, 3968, 4712, 4864, 5828, 6016, 7144, 7688, 7936, 9424, 11656, 12032, 14288, 15376, 18259, 18848, 23312, 27683, 28576, 30752, 36518, 37696, 45167, 46624, 55366, 57152, 61504, 73036, 75392, 90334, 93248, 110732, 114304, 123008, 146072, 150784, 180668, 186496, 221464, 228608, 246016, 292144, 361336, 372992, 442928, 584288, 722672, 858173, 885856, 1168576, 1445344, 1716346, 1771712, 2337152, 2890688, 3432692, 3543424, 4674304, 5781376, 6865384, 7086848, 11562752, 13730768, 27461536, 54923072, 109846144, 219692288]

約数ペア:

[(1, 219692288), (2, 109846144), (4, 54923072), (8, 27461536), (16, 13730768), (19, 11562752), (31, 7086848), (32, 6865384), (38, 5781376), (47, 4674304), (62, 3543424), (64, 3432692), (76, 2890688), (94, 2337152), (124, 1771712), (128, 1716346), (152, 1445344), (188, 1168576), (248, 885856), (256, 858173), (304, 722672), (376, 584288), (496, 442928), (589, 372992), (608, 361336), (752, 292144), (893, 246016), (961, 228608), (992, 221464), (1178, 186496), (1216, 180668), (1457, 150784), (1504, 146072), (1786, 123008), (1922, 114304), (1984, 110732), (2356, 93248), (2432, 90334), (2914, 75392), (3008, 73036), (3572, 61504), (3844, 57152), (3968, 55366), (4712, 46624), (4864, 45167), (5828, 37696), (6016, 36518), (7144, 30752), (7688, 28576), (7936, 27683), (9424, 23312), (11656, 18848), (12032, 18259), (14288, 15376)]