72680040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{201889}}^1$

素因数の和:201906

約数の個数: 48

約数和(自身を含む): 236211300

約数和(自身を除く): 163531260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 201889, 403778, 605667, 807556, 1009445, 1211334, 1615112, 1817001, 2018890, 2422668, 3028335, 3634002, 4037780, 4845336, 6056670, 7268004, 8075560, 9085005, 12113340, 14536008, 18170010, 24226680, 36340020, 72680040]

約数ペア:

[(1, 72680040), (2, 36340020), (3, 24226680), (4, 18170010), (5, 14536008), (6, 12113340), (8, 9085005), (9, 8075560), (10, 7268004), (12, 6056670), (15, 4845336), (18, 4037780), (20, 3634002), (24, 3028335), (30, 2422668), (36, 2018890), (40, 1817001), (45, 1615112), (60, 1211334), (72, 1009445), (90, 807556), (120, 605667), (180, 403778), (360, 201889)]