189656720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1697}}^1$

素因数の和:1848

約数の個数: 80

約数和(自身を含む): 485111808

約数和(自身を除く): 295455088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 127, 176, 220, 254, 440, 508, 635, 880, 1016, 1270, 1397, 1697, 2032, 2540, 2794, 3394, 5080, 5588, 6788, 6985, 8485, 10160, 11176, 13576, 13970, 16970, 18667, 22352, 27152, 27940, 33940, 37334, 55880, 67880, 74668, 93335, 111760, 135760, 149336, 186670, 215519, 298672, 373340, 431038, 746680, 862076, 1077595, 1493360, 1724152, 2155190, 2370709, 3448304, 4310380, 4741418, 8620760, 9482836, 11853545, 17241520, 18965672, 23707090, 37931344, 47414180, 94828360, 189656720]

約数ペア:

[(1, 189656720), (2, 94828360), (4, 47414180), (5, 37931344), (8, 23707090), (10, 18965672), (11, 17241520), (16, 11853545), (20, 9482836), (22, 8620760), (40, 4741418), (44, 4310380), (55, 3448304), (80, 2370709), (88, 2155190), (110, 1724152), (127, 1493360), (176, 1077595), (220, 862076), (254, 746680), (440, 431038), (508, 373340), (635, 298672), (880, 215519), (1016, 186670), (1270, 149336), (1397, 135760), (1697, 111760), (2032, 93335), (2540, 74668), (2794, 67880), (3394, 55880), (5080, 37334), (5588, 33940), (6788, 27940), (6985, 27152), (8485, 22352), (10160, 18667), (11176, 16970), (13576, 13970)]