209969310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 513216000

約数和(自身を除く): 303246690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 149, 214, 298, 321, 439, 447, 535, 642, 745, 878, 894, 1070, 1317, 1490, 1605, 2195, 2235, 2634, 3210, 4390, 4470, 6585, 13170, 15943, 31886, 46973, 47829, 65411, 79715, 93946, 95658, 130822, 140919, 159430, 196233, 234865, 239145, 281838, 327055, 392466, 469730, 478290, 654110, 704595, 981165, 1409190, 1962330, 6998977, 13997954, 20996931, 34994885, 41993862, 69989770, 104984655, 209969310]

約数ペア:

[(1, 209969310), (2, 104984655), (3, 69989770), (5, 41993862), (6, 34994885), (10, 20996931), (15, 13997954), (30, 6998977), (107, 1962330), (149, 1409190), (214, 981165), (298, 704595), (321, 654110), (439, 478290), (447, 469730), (535, 392466), (642, 327055), (745, 281838), (878, 239145), (894, 234865), (1070, 196233), (1317, 159430), (1490, 140919), (1605, 130822), (2195, 95658), (2235, 93946), (2634, 79715), (3210, 65411), (4390, 47829), (4470, 46973), (6585, 31886), (13170, 15943)]