28378656

素因数分解:

$2^5\times 3^2\times {\mathrm{211}}^1\times {\mathrm{467}}^1$

素因数の和:694

約数の個数: 72

約数和(自身を含む): 81257904

約数和(自身を除く): 52879248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 211, 288, 422, 467, 633, 844, 934, 1266, 1401, 1688, 1868, 1899, 2532, 2802, 3376, 3736, 3798, 4203, 5064, 5604, 6752, 7472, 7596, 8406, 10128, 11208, 14944, 15192, 16812, 20256, 22416, 30384, 33624, 44832, 60768, 67248, 98537, 134496, 197074, 295611, 394148, 591222, 788296, 886833, 1182444, 1576592, 1773666, 2364888, 3153184, 3547332, 4729776, 7094664, 9459552, 14189328, 28378656]

約数ペア:

[(1, 28378656), (2, 14189328), (3, 9459552), (4, 7094664), (6, 4729776), (8, 3547332), (9, 3153184), (12, 2364888), (16, 1773666), (18, 1576592), (24, 1182444), (32, 886833), (36, 788296), (48, 591222), (72, 394148), (96, 295611), (144, 197074), (211, 134496), (288, 98537), (422, 67248), (467, 60768), (633, 44832), (844, 33624), (934, 30384), (1266, 22416), (1401, 20256), (1688, 16812), (1868, 15192), (1899, 14944), (2532, 11208), (2802, 10128), (3376, 8406), (3736, 7596), (3798, 7472), (4203, 6752), (5064, 5604)]