2880000072

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{754717}}^1$

素因数の和:754782

約数の個数: 48

約数和(自身を含む): 7947180540

約数和(自身を除く): 5067180468

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 754717, 1509434, 2264151, 3018868, 4528302, 6037736, 6792453, 9056604, 13584906, 18113208, 27169812, 40000001, 54339624, 80000002, 120000003, 160000004, 240000006, 320000008, 360000009, 480000012, 720000018, 960000024, 1440000036, 2880000072]

約数ペア:

[(1, 2880000072), (2, 1440000036), (3, 960000024), (4, 720000018), (6, 480000012), (8, 360000009), (9, 320000008), (12, 240000006), (18, 160000004), (24, 120000003), (36, 80000002), (53, 54339624), (72, 40000001), (106, 27169812), (159, 18113208), (212, 13584906), (318, 9056604), (424, 6792453), (477, 6037736), (636, 4528302), (954, 3018868), (1272, 2264151), (1908, 1509434), (3816, 754717)]