205411110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{719}}^1$

素因数の和:925

約数の個数: 64

約数和(自身を含む): 503884800

約数和(自身を除く): 298473690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 107, 178, 214, 267, 321, 445, 534, 535, 642, 719, 890, 1070, 1335, 1438, 1605, 2157, 2670, 3210, 3595, 4314, 7190, 9523, 10785, 19046, 21570, 28569, 47615, 57138, 63991, 76933, 95230, 127982, 142845, 153866, 191973, 230799, 285690, 319955, 383946, 384665, 461598, 639910, 769330, 959865, 1153995, 1919730, 2307990, 6847037, 13694074, 20541111, 34235185, 41082222, 68470370, 102705555, 205411110]

約数ペア:

[(1, 205411110), (2, 102705555), (3, 68470370), (5, 41082222), (6, 34235185), (10, 20541111), (15, 13694074), (30, 6847037), (89, 2307990), (107, 1919730), (178, 1153995), (214, 959865), (267, 769330), (321, 639910), (445, 461598), (534, 384665), (535, 383946), (642, 319955), (719, 285690), (890, 230799), (1070, 191973), (1335, 153866), (1438, 142845), (1605, 127982), (2157, 95230), (2670, 76933), (3210, 63991), (3595, 57138), (4314, 47615), (7190, 28569), (9523, 21570), (10785, 19046)]