173680740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{321631}}^1$

素因数の和:321649

約数の個数: 48

約数和(自身を含む): 540341760

約数和(自身を除く): 366661020

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, 321631, 643262, 964893, 1286524, 1608155, 1929786, 2894679, 3216310, 3859572, 4824465, 5789358, 6432620, 8684037, 9648930, 11578716, 14473395, 17368074, 19297860, 28946790, 34736148, 43420185, 57893580, 86840370, 173680740]

約数ペア:

[(1, 173680740), (2, 86840370), (3, 57893580), (4, 43420185), (5, 34736148), (6, 28946790), (9, 19297860), (10, 17368074), (12, 14473395), (15, 11578716), (18, 9648930), (20, 8684037), (27, 6432620), (30, 5789358), (36, 4824465), (45, 3859572), (54, 3216310), (60, 2894679), (90, 1929786), (108, 1608155), (135, 1286524), (180, 964893), (270, 643262), (540, 321631)]