71187408

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:513

約数の個数: 120

約数和(自身を含む): 211700736

約数和(自身を除く): 140513328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 37, 48, 62, 72, 74, 93, 111, 124, 144, 148, 186, 222, 248, 279, 296, 333, 372, 431, 444, 496, 558, 592, 666, 744, 862, 888, 1116, 1147, 1293, 1332, 1488, 1724, 1776, 2232, 2294, 2586, 2664, 3441, 3448, 3879, 4464, 4588, 5172, 5328, 6882, 6896, 7758, 9176, 10323, 10344, 13361, 13764, 15516, 15947, 18352, 20646, 20688, 26722, 27528, 31032, 31894, 40083, 41292, 47841, 53444, 55056, 62064, 63788, 80166, 82584, 95682, 106888, 120249, 127576, 143523, 160332, 165168, 191364, 213776, 240498, 255152, 287046, 320664, 382728, 480996, 494357, 574092, 641328, 765456, 961992, 988714, 1148184, 1483071, 1923984, 1977428, 2296368, 2966142, 3954856, 4449213, 5932284, 7909712, 8898426, 11864568, 17796852, 23729136, 35593704, 71187408]

約数ペア:

[(1, 71187408), (2, 35593704), (3, 23729136), (4, 17796852), (6, 11864568), (8, 8898426), (9, 7909712), (12, 5932284), (16, 4449213), (18, 3954856), (24, 2966142), (31, 2296368), (36, 1977428), (37, 1923984), (48, 1483071), (62, 1148184), (72, 988714), (74, 961992), (93, 765456), (111, 641328), (124, 574092), (144, 494357), (148, 480996), (186, 382728), (222, 320664), (248, 287046), (279, 255152), (296, 240498), (333, 213776), (372, 191364), (431, 165168), (444, 160332), (496, 143523), (558, 127576), (592, 120249), (666, 106888), (744, 95682), (862, 82584), (888, 80166), (1116, 63788), (1147, 62064), (1293, 55056), (1332, 53444), (1488, 47841), (1724, 41292), (1776, 40083), (2232, 31894), (2294, 31032), (2586, 27528), (2664, 26722), (3441, 20688), (3448, 20646), (3879, 18352), (4464, 15947), (4588, 15516), (5172, 13764), (5328, 13361), (6882, 10344), (6896, 10323), (7758, 9176)]