215967040

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8543}}^1$

素因数の和:8639

約数の個数: 56

約数和(自身を含む): 520842240

約数和(自身を除く): 304875200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 5056, 6320, 8543, 12640, 17086, 25280, 34172, 42715, 68344, 85430, 136688, 170860, 273376, 341720, 546752, 674897, 683440, 1349794, 1366880, 2699588, 2733760, 3374485, 5399176, 6748970, 10798352, 13497940, 21596704, 26995880, 43193408, 53991760, 107983520, 215967040]

約数ペア:

[(1, 215967040), (2, 107983520), (4, 53991760), (5, 43193408), (8, 26995880), (10, 21596704), (16, 13497940), (20, 10798352), (32, 6748970), (40, 5399176), (64, 3374485), (79, 2733760), (80, 2699588), (158, 1366880), (160, 1349794), (316, 683440), (320, 674897), (395, 546752), (632, 341720), (790, 273376), (1264, 170860), (1580, 136688), (2528, 85430), (3160, 68344), (5056, 42715), (6320, 34172), (8543, 25280), (12640, 17086)]