81062016

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:646

約数の個数: 128

約数和(自身を含む): 251164800

約数和(自身を除く): 170102784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 53, 56, 64, 84, 96, 106, 112, 128, 159, 168, 192, 212, 224, 318, 336, 371, 384, 424, 448, 569, 636, 672, 742, 848, 896, 1113, 1138, 1272, 1344, 1484, 1696, 1707, 2226, 2276, 2544, 2688, 2968, 3392, 3414, 3983, 4452, 4552, 5088, 5936, 6784, 6828, 7966, 8904, 9104, 10176, 11872, 11949, 13656, 15932, 17808, 18208, 20352, 23744, 23898, 27312, 30157, 31864, 35616, 36416, 47488, 47796, 54624, 60314, 63728, 71232, 72832, 90471, 95592, 109248, 120628, 127456, 142464, 180942, 191184, 211099, 218496, 241256, 254912, 361884, 382368, 422198, 482512, 509824, 633297, 723768, 764736, 844396, 965024, 1266594, 1447536, 1529472, 1688792, 1930048, 2533188, 2895072, 3377584, 3860096, 5066376, 5790144, 6755168, 10132752, 11580288, 13510336, 20265504, 27020672, 40531008, 81062016]

約数ペア:

[(1, 81062016), (2, 40531008), (3, 27020672), (4, 20265504), (6, 13510336), (7, 11580288), (8, 10132752), (12, 6755168), (14, 5790144), (16, 5066376), (21, 3860096), (24, 3377584), (28, 2895072), (32, 2533188), (42, 1930048), (48, 1688792), (53, 1529472), (56, 1447536), (64, 1266594), (84, 965024), (96, 844396), (106, 764736), (112, 723768), (128, 633297), (159, 509824), (168, 482512), (192, 422198), (212, 382368), (224, 361884), (318, 254912), (336, 241256), (371, 218496), (384, 211099), (424, 191184), (448, 180942), (569, 142464), (636, 127456), (672, 120628), (742, 109248), (848, 95592), (896, 90471), (1113, 72832), (1138, 71232), (1272, 63728), (1344, 60314), (1484, 54624), (1696, 47796), (1707, 47488), (2226, 36416), (2276, 35616), (2544, 31864), (2688, 30157), (2968, 27312), (3392, 23898), (3414, 23744), (3983, 20352), (4452, 18208), (4552, 17808), (5088, 15932), (5936, 13656), (6784, 11949), (6828, 11872), (7966, 10176), (8904, 9104)]