81091584

素因数分解:

$2^{10}\times 3^3\times 7^1\times {\mathrm{419}}^1$

素因数の和:455

約数の個数: 176

約数和(自身を含む): 275116800

約数和(自身を除く): 194025216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 419, 432, 448, 504, 512, 576, 672, 756, 768, 838, 864, 896, 1008, 1024, 1152, 1257, 1344, 1512, 1536, 1676, 1728, 1792, 2016, 2304, 2514, 2688, 2933, 3024, 3072, 3352, 3456, 3584, 3771, 4032, 4608, 5028, 5376, 5866, 6048, 6704, 6912, 7168, 7542, 8064, 8799, 9216, 10056, 10752, 11313, 11732, 12096, 13408, 13824, 15084, 16128, 17598, 20112, 21504, 22626, 23464, 24192, 26397, 26816, 27648, 30168, 32256, 35196, 40224, 45252, 46928, 48384, 52794, 53632, 60336, 64512, 70392, 79191, 80448, 90504, 93856, 96768, 105588, 107264, 120672, 140784, 158382, 160896, 181008, 187712, 193536, 211176, 214528, 241344, 281568, 316764, 321792, 362016, 375424, 422352, 429056, 482688, 563136, 633528, 643584, 724032, 750848, 844704, 965376, 1126272, 1267056, 1287168, 1448064, 1501696, 1689408, 1930752, 2252544, 2534112, 2896128, 3003392, 3378816, 3861504, 4505088, 5068224, 5792256, 6757632, 9010176, 10136448, 11584512, 13515264, 20272896, 27030528, 40545792, 81091584]

約数ペア:

[(1, 81091584), (2, 40545792), (3, 27030528), (4, 20272896), (6, 13515264), (7, 11584512), (8, 10136448), (9, 9010176), (12, 6757632), (14, 5792256), (16, 5068224), (18, 4505088), (21, 3861504), (24, 3378816), (27, 3003392), (28, 2896128), (32, 2534112), (36, 2252544), (42, 1930752), (48, 1689408), (54, 1501696), (56, 1448064), (63, 1287168), (64, 1267056), (72, 1126272), (84, 965376), (96, 844704), (108, 750848), (112, 724032), (126, 643584), (128, 633528), (144, 563136), (168, 482688), (189, 429056), (192, 422352), (216, 375424), (224, 362016), (252, 321792), (256, 316764), (288, 281568), (336, 241344), (378, 214528), (384, 211176), (419, 193536), (432, 187712), (448, 181008), (504, 160896), (512, 158382), (576, 140784), (672, 120672), (756, 107264), (768, 105588), (838, 96768), (864, 93856), (896, 90504), (1008, 80448), (1024, 79191), (1152, 70392), (1257, 64512), (1344, 60336), (1512, 53632), (1536, 52794), (1676, 48384), (1728, 46928), (1792, 45252), (2016, 40224), (2304, 35196), (2514, 32256), (2688, 30168), (2933, 27648), (3024, 26816), (3072, 26397), (3352, 24192), (3456, 23464), (3584, 22626), (3771, 21504), (4032, 20112), (4608, 17598), (5028, 16128), (5376, 15084), (5866, 13824), (6048, 13408), (6704, 12096), (6912, 11732), (7168, 11313), (7542, 10752), (8064, 10056), (8799, 9216)]