207912760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{6473}}^1$

素因数の和:6568

約数の個数: 64

約数和(自身を含む): 517402080

約数和(自身を除く): 309489320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 440, 584, 730, 803, 1460, 1606, 2920, 3212, 4015, 6424, 6473, 8030, 12946, 16060, 25892, 32120, 32365, 51784, 64730, 71203, 129460, 142406, 258920, 284812, 356015, 472529, 569624, 712030, 945058, 1424060, 1890116, 2362645, 2848120, 3780232, 4725290, 5197819, 9450580, 10395638, 18901160, 20791276, 25989095, 41582552, 51978190, 103956380, 207912760]

約数ペア:

[(1, 207912760), (2, 103956380), (4, 51978190), (5, 41582552), (8, 25989095), (10, 20791276), (11, 18901160), (20, 10395638), (22, 9450580), (40, 5197819), (44, 4725290), (55, 3780232), (73, 2848120), (88, 2362645), (110, 1890116), (146, 1424060), (220, 945058), (292, 712030), (365, 569624), (440, 472529), (584, 356015), (730, 284812), (803, 258920), (1460, 142406), (1606, 129460), (2920, 71203), (3212, 64730), (4015, 51784), (6424, 32365), (6473, 32120), (8030, 25892), (12946, 16060)]