20272896

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{419}}^1$

素因数の和:451

約数の個数: 144

約数和(自身を含む): 68678400

約数和(自身を除く): 48405504

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, 576, 672, 756, 768, 838, 864, 896, 1008, 1152, 1257, 1344, 1512, 1676, 1728, 1792, 2016, 2304, 2514, 2688, 2933, 3024, 3352, 3456, 3771, 4032, 5028, 5376, 5866, 6048, 6704, 6912, 7542, 8064, 8799, 10056, 11313, 11732, 12096, 13408, 15084, 16128, 17598, 20112, 22626, 23464, 24192, 26397, 26816, 30168, 35196, 40224, 45252, 46928, 48384, 52794, 53632, 60336, 70392, 79191, 80448, 90504, 93856, 105588, 107264, 120672, 140784, 158382, 160896, 181008, 187712, 211176, 241344, 281568, 316764, 321792, 362016, 375424, 422352, 482688, 563136, 633528, 724032, 750848, 844704, 965376, 1126272, 1267056, 1448064, 1689408, 2252544, 2534112, 2896128, 3378816, 5068224, 6757632, 10136448, 20272896]

約数ペア:

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