31919472

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1$

素因数の和:120

約数の個数: 180

約数和(自身を含む): 103925640

約数和(自身を除く): 72006168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 59, 68, 72, 78, 102, 104, 117, 118, 136, 144, 153, 156, 177, 204, 208, 221, 234, 236, 272, 289, 306, 312, 354, 408, 442, 468, 472, 531, 578, 612, 624, 663, 708, 767, 816, 867, 884, 936, 944, 1003, 1062, 1156, 1224, 1326, 1416, 1534, 1734, 1768, 1872, 1989, 2006, 2124, 2301, 2312, 2448, 2601, 2652, 2832, 3009, 3068, 3468, 3536, 3757, 3978, 4012, 4248, 4602, 4624, 5202, 5304, 6018, 6136, 6903, 6936, 7514, 7956, 8024, 8496, 9027, 9204, 10404, 10608, 11271, 12036, 12272, 13039, 13806, 13872, 15028, 15912, 16048, 17051, 18054, 18408, 20808, 22542, 24072, 26078, 27612, 30056, 31824, 33813, 34102, 36108, 36816, 39117, 41616, 45084, 48144, 51153, 52156, 55224, 60112, 67626, 68204, 72216, 78234, 90168, 102306, 104312, 110448, 117351, 135252, 136408, 144432, 153459, 156468, 180336, 204612, 208624, 221663, 234702, 270504, 272816, 306918, 312936, 409224, 443326, 469404, 541008, 613836, 625872, 664989, 818448, 886652, 938808, 1227672, 1329978, 1773304, 1877616, 1994967, 2455344, 2659956, 3546608, 3989934, 5319912, 7979868, 10639824, 15959736, 31919472]

約数ペア:

[(1, 31919472), (2, 15959736), (3, 10639824), (4, 7979868), (6, 5319912), (8, 3989934), (9, 3546608), (12, 2659956), (13, 2455344), (16, 1994967), (17, 1877616), (18, 1773304), (24, 1329978), (26, 1227672), (34, 938808), (36, 886652), (39, 818448), (48, 664989), (51, 625872), (52, 613836), (59, 541008), (68, 469404), (72, 443326), (78, 409224), (102, 312936), (104, 306918), (117, 272816), (118, 270504), (136, 234702), (144, 221663), (153, 208624), (156, 204612), (177, 180336), (204, 156468), (208, 153459), (221, 144432), (234, 136408), (236, 135252), (272, 117351), (289, 110448), (306, 104312), (312, 102306), (354, 90168), (408, 78234), (442, 72216), (468, 68204), (472, 67626), (531, 60112), (578, 55224), (612, 52156), (624, 51153), (663, 48144), (708, 45084), (767, 41616), (816, 39117), (867, 36816), (884, 36108), (936, 34102), (944, 33813), (1003, 31824), (1062, 30056), (1156, 27612), (1224, 26078), (1326, 24072), (1416, 22542), (1534, 20808), (1734, 18408), (1768, 18054), (1872, 17051), (1989, 16048), (2006, 15912), (2124, 15028), (2301, 13872), (2312, 13806), (2448, 13039), (2601, 12272), (2652, 12036), (2832, 11271), (3009, 10608), (3068, 10404), (3468, 9204), (3536, 9027), (3757, 8496), (3978, 8024), (4012, 7956), (4248, 7514), (4602, 6936), (4624, 6903), (5202, 6136), (5304, 6018)]