20772576

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 45271584

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 79, 83, 88, 96, 99, 132, 144, 158, 166, 176, 198, 237, 249, 264, 288, 316, 332, 352, 396, 474, 498, 528, 632, 664, 711, 747, 792, 869, 913, 948, 996, 1056, 1264, 1328, 1422, 1494, 1584, 1738, 1826, 1896, 1992, 2528, 2607, 2656, 2739, 2844, 2988, 3168, 3476, 3652, 3792, 3984, 5214, 5478, 5688, 5976, 6557, 6952, 7304, 7584, 7821, 7968, 8217, 10428, 10956, 11376, 11952, 13114, 13904, 14608, 15642, 16434, 19671, 20856, 21912, 22752, 23904, 26228, 27808, 29216, 31284, 32868, 39342, 41712, 43824, 52456, 59013, 62568, 65736, 72127, 78684, 83424, 87648, 104912, 118026, 125136, 131472, 144254, 157368, 209824, 216381, 236052, 250272, 262944, 288508, 314736, 432762, 472104, 577016, 629472, 649143, 865524, 944208, 1154032, 1298286, 1731048, 1888416, 2308064, 2596572, 3462096, 5193144, 6924192, 10386288, 20772576]

約数ペア:

[(1, 20772576), (2, 10386288), (3, 6924192), (4, 5193144), (6, 3462096), (8, 2596572), (9, 2308064), (11, 1888416), (12, 1731048), (16, 1298286), (18, 1154032), (22, 944208), (24, 865524), (32, 649143), (33, 629472), (36, 577016), (44, 472104), (48, 432762), (66, 314736), (72, 288508), (79, 262944), (83, 250272), (88, 236052), (96, 216381), (99, 209824), (132, 157368), (144, 144254), (158, 131472), (166, 125136), (176, 118026), (198, 104912), (237, 87648), (249, 83424), (264, 78684), (288, 72127), (316, 65736), (332, 62568), (352, 59013), (396, 52456), (474, 43824), (498, 41712), (528, 39342), (632, 32868), (664, 31284), (711, 29216), (747, 27808), (792, 26228), (869, 23904), (913, 22752), (948, 21912), (996, 20856), (1056, 19671), (1264, 16434), (1328, 15642), (1422, 14608), (1494, 13904), (1584, 13114), (1738, 11952), (1826, 11376), (1896, 10956), (1992, 10428), (2528, 8217), (2607, 7968), (2656, 7821), (2739, 7584), (2844, 7304), (2988, 6952), (3168, 6557), (3476, 5976), (3652, 5688), (3792, 5478), (3984, 5214)]