161260740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{298631}}^1$

素因数の和:298649

約数の個数: 48

約数和(自身を含む): 501701760

約数和(自身を除く): 340441020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 298631, 597262, 895893, 1194524, 1493155, 1791786, 2687679, 2986310, 3583572, 4479465, 5375358, 5972620, 8063037, 8958930, 10750716, 13438395, 16126074, 17917860, 26876790, 32252148, 40315185, 53753580, 80630370, 161260740]

約数ペア:

[(1, 161260740), (2, 80630370), (3, 53753580), (4, 40315185), (5, 32252148), (6, 26876790), (9, 17917860), (10, 16126074), (12, 13438395), (15, 10750716), (18, 8958930), (20, 8063037), (27, 5972620), (30, 5375358), (36, 4479465), (45, 3583572), (54, 2986310), (60, 2687679), (90, 1791786), (108, 1493155), (135, 1194524), (180, 895893), (270, 597262), (540, 298631)]