638604144

素因数分解:

$2^4\times 3^2\times {\mathrm{563}}^1\times {\mathrm{7877}}^1$

素因数の和:8454

約数の個数: 60

約数和(自身を含む): 1790606376

約数和(自身を除く): 1152002232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 563, 1126, 1689, 2252, 3378, 4504, 5067, 6756, 7877, 9008, 10134, 13512, 15754, 20268, 23631, 27024, 31508, 40536, 47262, 63016, 70893, 81072, 94524, 126032, 141786, 189048, 283572, 378096, 567144, 1134288, 4434751, 8869502, 13304253, 17739004, 26608506, 35478008, 39912759, 53217012, 70956016, 79825518, 106434024, 159651036, 212868048, 319302072, 638604144]

約数ペア:

[(1, 638604144), (2, 319302072), (3, 212868048), (4, 159651036), (6, 106434024), (8, 79825518), (9, 70956016), (12, 53217012), (16, 39912759), (18, 35478008), (24, 26608506), (36, 17739004), (48, 13304253), (72, 8869502), (144, 4434751), (563, 1134288), (1126, 567144), (1689, 378096), (2252, 283572), (3378, 189048), (4504, 141786), (5067, 126032), (6756, 94524), (7877, 81072), (9008, 70893), (10134, 63016), (13512, 47262), (15754, 40536), (20268, 31508), (23631, 27024)]