199787880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1877}}^1$

素因数の和:2778

約数の個数: 64

約数和(自身を含む): 600359040

約数和(自身を除く): 400571160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 887, 1774, 1877, 2661, 3548, 3754, 4435, 5322, 5631, 7096, 7508, 8870, 9385, 10644, 11262, 13305, 15016, 17740, 18770, 21288, 22524, 26610, 28155, 35480, 37540, 45048, 53220, 56310, 75080, 106440, 112620, 225240, 1664899, 3329798, 4994697, 6659596, 8324495, 9989394, 13319192, 16648990, 19978788, 24973485, 33297980, 39957576, 49946970, 66595960, 99893940, 199787880]

約数ペア:

[(1, 199787880), (2, 99893940), (3, 66595960), (4, 49946970), (5, 39957576), (6, 33297980), (8, 24973485), (10, 19978788), (12, 16648990), (15, 13319192), (20, 9989394), (24, 8324495), (30, 6659596), (40, 4994697), (60, 3329798), (120, 1664899), (887, 225240), (1774, 112620), (1877, 106440), (2661, 75080), (3548, 56310), (3754, 53220), (4435, 45048), (5322, 37540), (5631, 35480), (7096, 28155), (7508, 26610), (8870, 22524), (9385, 21288), (10644, 18770), (11262, 17740), (13305, 15016)]