871270144

素因数分解:

$2^8\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 1790216960

約数和(自身を除く): 918946816

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 79, 128, 134, 158, 256, 268, 316, 536, 632, 643, 1072, 1264, 1286, 2144, 2528, 2572, 4288, 5056, 5144, 5293, 8576, 10112, 10288, 10586, 17152, 20224, 20576, 21172, 41152, 42344, 43081, 50797, 82304, 84688, 86162, 101594, 164608, 169376, 172324, 203188, 338752, 344648, 406376, 677504, 689296, 812752, 1355008, 1378592, 1625504, 2757184, 3251008, 3403399, 5514368, 6502016, 6806798, 11028736, 13004032, 13613596, 27227192, 54454384, 108908768, 217817536, 435635072, 871270144]

約数ペア:

[(1, 871270144), (2, 435635072), (4, 217817536), (8, 108908768), (16, 54454384), (32, 27227192), (64, 13613596), (67, 13004032), (79, 11028736), (128, 6806798), (134, 6502016), (158, 5514368), (256, 3403399), (268, 3251008), (316, 2757184), (536, 1625504), (632, 1378592), (643, 1355008), (1072, 812752), (1264, 689296), (1286, 677504), (2144, 406376), (2528, 344648), (2572, 338752), (4288, 203188), (5056, 172324), (5144, 169376), (5293, 164608), (8576, 101594), (10112, 86162), (10288, 84688), (10586, 82304), (17152, 50797), (20224, 43081), (20576, 42344), (21172, 41152)]