139451940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{774733}}^1$

素因数の和:774748

約数の個数: 36

約数和(自身を含む): 423004764

約数和(自身を除く): 283552824

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 774733, 1549466, 2324199, 3098932, 3873665, 4648398, 6972597, 7747330, 9296796, 11620995, 13945194, 15494660, 23241990, 27890388, 34862985, 46483980, 69725970, 139451940]

約数ペア:

[(1, 139451940), (2, 69725970), (3, 46483980), (4, 34862985), (5, 27890388), (6, 23241990), (9, 15494660), (10, 13945194), (12, 11620995), (15, 9296796), (18, 7747330), (20, 6972597), (30, 4648398), (36, 3873665), (45, 3098932), (60, 2324199), (90, 1549466), (180, 774733)]