209036720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2719}}^1$

素因数の和:2794

約数の個数: 60

約数和(自身を含む): 502378560

約数和(自身を除く): 293341840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 961, 1240, 1922, 2480, 2719, 3844, 4805, 5438, 7688, 9610, 10876, 13595, 15376, 19220, 21752, 27190, 38440, 43504, 54380, 76880, 84289, 108760, 168578, 217520, 337156, 421445, 674312, 842890, 1348624, 1685780, 2612959, 3371560, 5225918, 6743120, 10451836, 13064795, 20903672, 26129590, 41807344, 52259180, 104518360, 209036720]

約数ペア:

[(1, 209036720), (2, 104518360), (4, 52259180), (5, 41807344), (8, 26129590), (10, 20903672), (16, 13064795), (20, 10451836), (31, 6743120), (40, 5225918), (62, 3371560), (80, 2612959), (124, 1685780), (155, 1348624), (248, 842890), (310, 674312), (496, 421445), (620, 337156), (961, 217520), (1240, 168578), (1922, 108760), (2480, 84289), (2719, 76880), (3844, 54380), (4805, 43504), (5438, 38440), (7688, 27190), (9610, 21752), (10876, 19220), (13595, 15376)]