18378840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6659}}^1$

素因数の和:6696

約数の個数: 64

約数和(自身を含む): 57542400

約数和(自身を除く): 39163560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 6659, 13318, 19977, 26636, 33295, 39954, 53272, 66590, 79908, 99885, 133180, 153157, 159816, 199770, 266360, 306314, 399540, 459471, 612628, 765785, 799080, 918942, 1225256, 1531570, 1837884, 2297355, 3063140, 3675768, 4594710, 6126280, 9189420, 18378840]

約数ペア:

[(1, 18378840), (2, 9189420), (3, 6126280), (4, 4594710), (5, 3675768), (6, 3063140), (8, 2297355), (10, 1837884), (12, 1531570), (15, 1225256), (20, 918942), (23, 799080), (24, 765785), (30, 612628), (40, 459471), (46, 399540), (60, 306314), (69, 266360), (92, 199770), (115, 159816), (120, 153157), (138, 133180), (184, 99885), (230, 79908), (276, 66590), (345, 53272), (460, 39954), (552, 33295), (690, 26636), (920, 19977), (1380, 13318), (2760, 6659)]