127687590

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{157639}}^1$

素因数の和:157658

約数の個数: 40

約数和(自身を含む): 343339920

約数和(自身を除く): 215652330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 157639, 315278, 472917, 788195, 945834, 1418751, 1576390, 2364585, 2837502, 4256253, 4729170, 7093755, 8512506, 12768759, 14187510, 21281265, 25537518, 42562530, 63843795, 127687590]

約数ペア:

[(1, 127687590), (2, 63843795), (3, 42562530), (5, 25537518), (6, 21281265), (9, 14187510), (10, 12768759), (15, 8512506), (18, 7093755), (27, 4729170), (30, 4256253), (45, 2837502), (54, 2364585), (81, 1576390), (90, 1418751), (135, 945834), (162, 788195), (270, 472917), (405, 315278), (810, 157639)]