210955280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1$

素因数の和:1272

約数の個数: 80

約数和(自身を含む): 514252800

約数和(自身を除く): 303297520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 79, 80, 116, 145, 158, 232, 290, 316, 395, 464, 580, 632, 790, 1151, 1160, 1264, 1580, 2291, 2302, 2320, 3160, 4582, 4604, 5755, 6320, 9164, 9208, 11455, 11510, 18328, 18416, 22910, 23020, 33379, 36656, 45820, 46040, 66758, 90929, 91640, 92080, 133516, 166895, 181858, 183280, 267032, 333790, 363716, 454645, 534064, 667580, 727432, 909290, 1335160, 1454864, 1818580, 2636941, 2670320, 3637160, 5273882, 7274320, 10547764, 13184705, 21095528, 26369410, 42191056, 52738820, 105477640, 210955280]

約数ペア:

[(1, 210955280), (2, 105477640), (4, 52738820), (5, 42191056), (8, 26369410), (10, 21095528), (16, 13184705), (20, 10547764), (29, 7274320), (40, 5273882), (58, 3637160), (79, 2670320), (80, 2636941), (116, 1818580), (145, 1454864), (158, 1335160), (232, 909290), (290, 727432), (316, 667580), (395, 534064), (464, 454645), (580, 363716), (632, 333790), (790, 267032), (1151, 183280), (1160, 181858), (1264, 166895), (1580, 133516), (2291, 92080), (2302, 91640), (2320, 90929), (3160, 66758), (4582, 46040), (4604, 45820), (5755, 36656), (6320, 33379), (9164, 23020), (9208, 22910), (11455, 18416), (11510, 18328)]