200713180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 449283744

約数和(自身を除く): 248570564

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 311, 460, 529, 610, 622, 1058, 1220, 1244, 1403, 1555, 2116, 2645, 2806, 3110, 5290, 5612, 6220, 7015, 7153, 10580, 14030, 14306, 18971, 28060, 28612, 32269, 35765, 37942, 64538, 71530, 75884, 94855, 129076, 143060, 161345, 164519, 189710, 322690, 329038, 379420, 436333, 645380, 658076, 822595, 872666, 1645190, 1745332, 2181665, 3290380, 4363330, 8726660, 10035659, 20071318, 40142636, 50178295, 100356590, 200713180]

約数ペア:

[(1, 200713180), (2, 100356590), (4, 50178295), (5, 40142636), (10, 20071318), (20, 10035659), (23, 8726660), (46, 4363330), (61, 3290380), (92, 2181665), (115, 1745332), (122, 1645190), (230, 872666), (244, 822595), (305, 658076), (311, 645380), (460, 436333), (529, 379420), (610, 329038), (622, 322690), (1058, 189710), (1220, 164519), (1244, 161345), (1403, 143060), (1555, 129076), (2116, 94855), (2645, 75884), (2806, 71530), (3110, 64538), (5290, 37942), (5612, 35765), (6220, 32269), (7015, 28612), (7153, 28060), (10580, 18971), (14030, 14306)]