287202564

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{457}}^1$

素因数の和:527

約数の個数: 144

約数和(自身を含む): 851000640

約数和(自身を除く): 563798076

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 27, 33, 36, 44, 46, 54, 66, 69, 92, 99, 108, 132, 138, 198, 207, 253, 276, 297, 396, 414, 457, 506, 529, 594, 621, 759, 828, 914, 1012, 1058, 1188, 1242, 1371, 1518, 1587, 1828, 2116, 2277, 2484, 2742, 3036, 3174, 4113, 4554, 4761, 5027, 5484, 5819, 6348, 6831, 8226, 9108, 9522, 10054, 10511, 11638, 12339, 13662, 14283, 15081, 16452, 17457, 19044, 20108, 21022, 23276, 24678, 27324, 28566, 30162, 31533, 34914, 42044, 45243, 49356, 52371, 57132, 60324, 63066, 69828, 90486, 94599, 104742, 115621, 126132, 135729, 157113, 180972, 189198, 209484, 231242, 241753, 271458, 283797, 314226, 346863, 378396, 462484, 483506, 542916, 567594, 628452, 693726, 725259, 967012, 1040589, 1135188, 1387452, 1450518, 2081178, 2175777, 2659283, 2901036, 3121767, 4162356, 4351554, 5318566, 6243534, 6527331, 7977849, 8703108, 10637132, 12487068, 13054662, 15955698, 23933547, 26109324, 31911396, 47867094, 71800641, 95734188, 143601282, 287202564]

約数ペア:

[(1, 287202564), (2, 143601282), (3, 95734188), (4, 71800641), (6, 47867094), (9, 31911396), (11, 26109324), (12, 23933547), (18, 15955698), (22, 13054662), (23, 12487068), (27, 10637132), (33, 8703108), (36, 7977849), (44, 6527331), (46, 6243534), (54, 5318566), (66, 4351554), (69, 4162356), (92, 3121767), (99, 2901036), (108, 2659283), (132, 2175777), (138, 2081178), (198, 1450518), (207, 1387452), (253, 1135188), (276, 1040589), (297, 967012), (396, 725259), (414, 693726), (457, 628452), (506, 567594), (529, 542916), (594, 483506), (621, 462484), (759, 378396), (828, 346863), (914, 314226), (1012, 283797), (1058, 271458), (1188, 241753), (1242, 231242), (1371, 209484), (1518, 189198), (1587, 180972), (1828, 157113), (2116, 135729), (2277, 126132), (2484, 115621), (2742, 104742), (3036, 94599), (3174, 90486), (4113, 69828), (4554, 63066), (4761, 60324), (5027, 57132), (5484, 52371), (5819, 49356), (6348, 45243), (6831, 42044), (8226, 34914), (9108, 31533), (9522, 30162), (10054, 28566), (10511, 27324), (11638, 24678), (12339, 23276), (13662, 21022), (14283, 20108), (15081, 19044), (16452, 17457)]