312321760

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{24709}}^1$

素因数の和:24803

約数の個数: 48

約数和(自身を含む): 747230400

約数和(自身を除く): 434908640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 24709, 49418, 98836, 123545, 197672, 247090, 395344, 494180, 790688, 988360, 1952011, 1976720, 3904022, 3953440, 7808044, 9760055, 15616088, 19520110, 31232176, 39040220, 62464352, 78080440, 156160880, 312321760]

約数ペア:

[(1, 312321760), (2, 156160880), (4, 78080440), (5, 62464352), (8, 39040220), (10, 31232176), (16, 19520110), (20, 15616088), (32, 9760055), (40, 7808044), (79, 3953440), (80, 3904022), (158, 1976720), (160, 1952011), (316, 988360), (395, 790688), (632, 494180), (790, 395344), (1264, 247090), (1580, 197672), (2528, 123545), (3160, 98836), (6320, 49418), (12640, 24709)]