215178288

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{823}}^1$

素因数の和:1266

約数の個数: 80

約数和(自身を含む): 600794880

約数和(自身を除く): 385616592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 419, 624, 823, 838, 1257, 1646, 1676, 2469, 2514, 3292, 3352, 4938, 5028, 5447, 6584, 6704, 9876, 10056, 10699, 10894, 13168, 16341, 19752, 20112, 21398, 21788, 32097, 32682, 39504, 42796, 43576, 64194, 65364, 85592, 87152, 128388, 130728, 171184, 256776, 261456, 344837, 513552, 689674, 1034511, 1379348, 2069022, 2758696, 4138044, 4482881, 5517392, 8276088, 8965762, 13448643, 16552176, 17931524, 26897286, 35863048, 53794572, 71726096, 107589144, 215178288]

約数ペア:

[(1, 215178288), (2, 107589144), (3, 71726096), (4, 53794572), (6, 35863048), (8, 26897286), (12, 17931524), (13, 16552176), (16, 13448643), (24, 8965762), (26, 8276088), (39, 5517392), (48, 4482881), (52, 4138044), (78, 2758696), (104, 2069022), (156, 1379348), (208, 1034511), (312, 689674), (419, 513552), (624, 344837), (823, 261456), (838, 256776), (1257, 171184), (1646, 130728), (1676, 128388), (2469, 87152), (2514, 85592), (3292, 65364), (3352, 64194), (4938, 43576), (5028, 42796), (5447, 39504), (6584, 32682), (6704, 32097), (9876, 21788), (10056, 21398), (10699, 20112), (10894, 19752), (13168, 16341)]