642864384

素因数分解:

$2^8\times 3^3\times {\mathrm{17}}^1\times {\mathrm{5471}}^1$

素因数の和:5513

約数の個数: 144

約数和(自身を含む): 2013258240

約数和(自身を除く): 1370393856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 128, 136, 144, 153, 192, 204, 216, 256, 272, 288, 306, 384, 408, 432, 459, 544, 576, 612, 768, 816, 864, 918, 1088, 1152, 1224, 1632, 1728, 1836, 2176, 2304, 2448, 3264, 3456, 3672, 4352, 4896, 5471, 6528, 6912, 7344, 9792, 10942, 13056, 14688, 16413, 19584, 21884, 29376, 32826, 39168, 43768, 49239, 58752, 65652, 87536, 93007, 98478, 117504, 131304, 147717, 175072, 186014, 196956, 262608, 279021, 295434, 350144, 372028, 393912, 525216, 558042, 590868, 700288, 744056, 787824, 837063, 1050432, 1116084, 1181736, 1400576, 1488112, 1575648, 1674126, 2100864, 2232168, 2363472, 2511189, 2976224, 3151296, 3348252, 4201728, 4464336, 4726944, 5022378, 5952448, 6302592, 6696504, 8928672, 9453888, 10044756, 11904896, 12605184, 13393008, 17857344, 18907776, 20089512, 23809792, 26786016, 35714688, 37815552, 40179024, 53572032, 71429376, 80358048, 107144064, 160716096, 214288128, 321432192, 642864384]

約数ペア:

[(1, 642864384), (2, 321432192), (3, 214288128), (4, 160716096), (6, 107144064), (8, 80358048), (9, 71429376), (12, 53572032), (16, 40179024), (17, 37815552), (18, 35714688), (24, 26786016), (27, 23809792), (32, 20089512), (34, 18907776), (36, 17857344), (48, 13393008), (51, 12605184), (54, 11904896), (64, 10044756), (68, 9453888), (72, 8928672), (96, 6696504), (102, 6302592), (108, 5952448), (128, 5022378), (136, 4726944), (144, 4464336), (153, 4201728), (192, 3348252), (204, 3151296), (216, 2976224), (256, 2511189), (272, 2363472), (288, 2232168), (306, 2100864), (384, 1674126), (408, 1575648), (432, 1488112), (459, 1400576), (544, 1181736), (576, 1116084), (612, 1050432), (768, 837063), (816, 787824), (864, 744056), (918, 700288), (1088, 590868), (1152, 558042), (1224, 525216), (1632, 393912), (1728, 372028), (1836, 350144), (2176, 295434), (2304, 279021), (2448, 262608), (3264, 196956), (3456, 186014), (3672, 175072), (4352, 147717), (4896, 131304), (5471, 117504), (6528, 98478), (6912, 93007), (7344, 87536), (9792, 65652), (10942, 58752), (13056, 49239), (14688, 43768), (16413, 39168), (19584, 32826), (21884, 29376)]