231337240

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 531669600

約数和(自身を除く): 300332360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 109, 194, 218, 388, 436, 485, 545, 547, 776, 872, 970, 1090, 1094, 1940, 2180, 2188, 2735, 3880, 4360, 4376, 5470, 10573, 10940, 21146, 21880, 42292, 52865, 53059, 59623, 84584, 105730, 106118, 119246, 211460, 212236, 238492, 265295, 298115, 422920, 424472, 476984, 530590, 596230, 1061180, 1192460, 2122360, 2384920, 5783431, 11566862, 23133724, 28917155, 46267448, 57834310, 115668620, 231337240]

約数ペア:

[(1, 231337240), (2, 115668620), (4, 57834310), (5, 46267448), (8, 28917155), (10, 23133724), (20, 11566862), (40, 5783431), (97, 2384920), (109, 2122360), (194, 1192460), (218, 1061180), (388, 596230), (436, 530590), (485, 476984), (545, 424472), (547, 422920), (776, 298115), (872, 265295), (970, 238492), (1090, 212236), (1094, 211460), (1940, 119246), (2180, 106118), (2188, 105730), (2735, 84584), (3880, 59623), (4360, 53059), (4376, 52865), (5470, 42292), (10573, 21880), (10940, 21146)]