66744540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123601}}^1$

素因数の和:123619

約数の個数: 48

約数和(自身を含む): 207651360

約数和(自身を除く): 140906820

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, 123601, 247202, 370803, 494404, 618005, 741606, 1112409, 1236010, 1483212, 1854015, 2224818, 2472020, 3337227, 3708030, 4449636, 5562045, 6674454, 7416060, 11124090, 13348908, 16686135, 22248180, 33372270, 66744540]

約数ペア:

[(1, 66744540), (2, 33372270), (3, 22248180), (4, 16686135), (5, 13348908), (6, 11124090), (9, 7416060), (10, 6674454), (12, 5562045), (15, 4449636), (18, 3708030), (20, 3337227), (27, 2472020), (30, 2224818), (36, 1854015), (45, 1483212), (54, 1236010), (60, 1112409), (90, 741606), (108, 618005), (135, 494404), (180, 370803), (270, 247202), (540, 123601)]