287505648

素因数分解:

$2^4\times 3^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:419

約数の個数: 120

約数和(自身を含む): 825344000

約数和(自身を除く): 537838352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 79, 127, 144, 158, 199, 237, 254, 316, 381, 398, 474, 508, 597, 632, 711, 762, 796, 948, 1016, 1143, 1194, 1264, 1422, 1524, 1592, 1791, 1896, 2032, 2286, 2388, 2844, 3048, 3184, 3582, 3792, 4572, 4776, 5688, 6096, 7164, 9144, 9552, 10033, 11376, 14328, 15721, 18288, 20066, 25273, 28656, 30099, 31442, 40132, 47163, 50546, 60198, 62884, 75819, 80264, 90297, 94326, 101092, 120396, 125768, 141489, 151638, 160528, 180594, 188652, 202184, 227457, 240792, 251536, 282978, 303276, 361188, 377304, 404368, 454914, 481584, 565956, 606552, 722376, 754608, 909828, 1131912, 1213104, 1444752, 1819656, 1996567, 2263824, 3639312, 3993134, 5989701, 7986268, 11979402, 15972536, 17969103, 23958804, 31945072, 35938206, 47917608, 71876412, 95835216, 143752824, 287505648]

約数ペア:

[(1, 287505648), (2, 143752824), (3, 95835216), (4, 71876412), (6, 47917608), (8, 35938206), (9, 31945072), (12, 23958804), (16, 17969103), (18, 15972536), (24, 11979402), (36, 7986268), (48, 5989701), (72, 3993134), (79, 3639312), (127, 2263824), (144, 1996567), (158, 1819656), (199, 1444752), (237, 1213104), (254, 1131912), (316, 909828), (381, 754608), (398, 722376), (474, 606552), (508, 565956), (597, 481584), (632, 454914), (711, 404368), (762, 377304), (796, 361188), (948, 303276), (1016, 282978), (1143, 251536), (1194, 240792), (1264, 227457), (1422, 202184), (1524, 188652), (1592, 180594), (1791, 160528), (1896, 151638), (2032, 141489), (2286, 125768), (2388, 120396), (2844, 101092), (3048, 94326), (3184, 90297), (3582, 80264), (3792, 75819), (4572, 62884), (4776, 60198), (5688, 50546), (6096, 47163), (7164, 40132), (9144, 31442), (9552, 30099), (10033, 28656), (11376, 25273), (14328, 20066), (15721, 18288)]