138273520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22447}}^1$

素因数の和:22478

約数の個数: 80

約数和(自身を含む): 400831488

約数和(自身を除く): 262557968

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 22447, 44894, 89788, 112235, 157129, 179576, 224470, 246917, 314258, 359152, 448940, 493834, 628516, 785645, 897880, 987668, 1234585, 1257032, 1571290, 1728419, 1795760, 1975336, 2469170, 2514064, 3142580, 3456838, 3950672, 4938340, 6285160, 6913676, 8642095, 9876680, 12570320, 13827352, 17284190, 19753360, 27654704, 34568380, 69136760, 138273520]

約数ペア:

[(1, 138273520), (2, 69136760), (4, 34568380), (5, 27654704), (7, 19753360), (8, 17284190), (10, 13827352), (11, 12570320), (14, 9876680), (16, 8642095), (20, 6913676), (22, 6285160), (28, 4938340), (35, 3950672), (40, 3456838), (44, 3142580), (55, 2514064), (56, 2469170), (70, 1975336), (77, 1795760), (80, 1728419), (88, 1571290), (110, 1257032), (112, 1234585), (140, 987668), (154, 897880), (176, 785645), (220, 628516), (280, 493834), (308, 448940), (385, 359152), (440, 314258), (560, 246917), (616, 224470), (770, 179576), (880, 157129), (1232, 112235), (1540, 89788), (3080, 44894), (6160, 22447)]