991884432

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:858

約数の個数: 240

約数和(自身を含む): 3326898176

約数和(自身を除く): 2335013744

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 33, 42, 44, 48, 56, 62, 66, 77, 84, 88, 93, 112, 121, 124, 132, 154, 168, 176, 186, 217, 231, 242, 248, 264, 308, 336, 341, 363, 372, 434, 462, 484, 496, 528, 616, 651, 682, 726, 744, 787, 847, 868, 924, 968, 1023, 1232, 1302, 1364, 1452, 1488, 1574, 1694, 1736, 1848, 1936, 2046, 2361, 2387, 2541, 2604, 2728, 2904, 3148, 3388, 3472, 3696, 3751, 4092, 4722, 4774, 5082, 5208, 5456, 5509, 5808, 6296, 6776, 7161, 7502, 8184, 8657, 9444, 9548, 10164, 10416, 11018, 11253, 12592, 13552, 14322, 15004, 16368, 16527, 17314, 18888, 19096, 20328, 22036, 22506, 24397, 25971, 26257, 28644, 30008, 33054, 34628, 37776, 38192, 40656, 44072, 45012, 48794, 51942, 52514, 57288, 60016, 60599, 66108, 69256, 73191, 78771, 88144, 90024, 95227, 97588, 103884, 105028, 114576, 121198, 132216, 138512, 146382, 157542, 170779, 180048, 181797, 190454, 195176, 207768, 210056, 242396, 264432, 268367, 285681, 292764, 315084, 341558, 363594, 380908, 390352, 415536, 420112, 484792, 512337, 536734, 571362, 585528, 630168, 666589, 683116, 727188, 761816, 805101, 969584, 1024674, 1073468, 1142724, 1171056, 1260336, 1333178, 1366232, 1454376, 1523632, 1610202, 1878569, 1999767, 2049348, 2146936, 2285448, 2666356, 2732464, 2908752, 2952037, 3220404, 3757138, 3999534, 4098696, 4293872, 4570896, 5332712, 5635707, 5904074, 6440808, 7514276, 7999068, 8197392, 8856111, 10665424, 11271414, 11808148, 12881616, 15028552, 15998136, 17712222, 20664259, 22542828, 23616296, 30057104, 31996272, 35424444, 41328518, 45085656, 47232592, 61992777, 70848888, 82657036, 90171312, 123985554, 141697776, 165314072, 247971108, 330628144, 495942216, 991884432]

約数ペア:

[(1, 991884432), (2, 495942216), (3, 330628144), (4, 247971108), (6, 165314072), (7, 141697776), (8, 123985554), (11, 90171312), (12, 82657036), (14, 70848888), (16, 61992777), (21, 47232592), (22, 45085656), (24, 41328518), (28, 35424444), (31, 31996272), (33, 30057104), (42, 23616296), (44, 22542828), (48, 20664259), (56, 17712222), (62, 15998136), (66, 15028552), (77, 12881616), (84, 11808148), (88, 11271414), (93, 10665424), (112, 8856111), (121, 8197392), (124, 7999068), (132, 7514276), (154, 6440808), (168, 5904074), (176, 5635707), (186, 5332712), (217, 4570896), (231, 4293872), (242, 4098696), (248, 3999534), (264, 3757138), (308, 3220404), (336, 2952037), (341, 2908752), (363, 2732464), (372, 2666356), (434, 2285448), (462, 2146936), (484, 2049348), (496, 1999767), (528, 1878569), (616, 1610202), (651, 1523632), (682, 1454376), (726, 1366232), (744, 1333178), (787, 1260336), (847, 1171056), (868, 1142724), (924, 1073468), (968, 1024674), (1023, 969584), (1232, 805101), (1302, 761816), (1364, 727188), (1452, 683116), (1488, 666589), (1574, 630168), (1694, 585528), (1736, 571362), (1848, 536734), (1936, 512337), (2046, 484792), (2361, 420112), (2387, 415536), (2541, 390352), (2604, 380908), (2728, 363594), (2904, 341558), (3148, 315084), (3388, 292764), (3472, 285681), (3696, 268367), (3751, 264432), (4092, 242396), (4722, 210056), (4774, 207768), (5082, 195176), (5208, 190454), (5456, 181797), (5509, 180048), (5808, 170779), (6296, 157542), (6776, 146382), (7161, 138512), (7502, 132216), (8184, 121198), (8657, 114576), (9444, 105028), (9548, 103884), (10164, 97588), (10416, 95227), (11018, 90024), (11253, 88144), (12592, 78771), (13552, 73191), (14322, 69256), (15004, 66108), (16368, 60599), (16527, 60016), (17314, 57288), (18888, 52514), (19096, 51942), (20328, 48794), (22036, 45012), (22506, 44072), (24397, 40656), (25971, 38192), (26257, 37776), (28644, 34628), (30008, 33054)]