18113880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6563}}^1$

素因数の和:6600

約数の個数: 64

約数和(自身を含む): 56712960

約数和(自身を除く): 38599080

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, 6563, 13126, 19689, 26252, 32815, 39378, 52504, 65630, 78756, 98445, 131260, 150949, 157512, 196890, 262520, 301898, 393780, 452847, 603796, 754745, 787560, 905694, 1207592, 1509490, 1811388, 2264235, 3018980, 3622776, 4528470, 6037960, 9056940, 18113880]

約数ペア:

[(1, 18113880), (2, 9056940), (3, 6037960), (4, 4528470), (5, 3622776), (6, 3018980), (8, 2264235), (10, 1811388), (12, 1509490), (15, 1207592), (20, 905694), (23, 787560), (24, 754745), (30, 603796), (40, 452847), (46, 393780), (60, 301898), (69, 262520), (92, 196890), (115, 157512), (120, 150949), (138, 131260), (184, 98445), (230, 78756), (276, 65630), (345, 52504), (460, 39378), (552, 32815), (690, 26252), (920, 19689), (1380, 13126), (2760, 6563)]