64741620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{20359}}^1$

素因数の和:20424

約数の個数: 48

約数和(自身を含む): 184705920

約数和(自身を除く): 119964300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 20359, 40718, 61077, 81436, 101795, 122154, 203590, 244308, 305385, 407180, 610770, 1079027, 1221540, 2158054, 3237081, 4316108, 5395135, 6474162, 10790270, 12948324, 16185405, 21580540, 32370810, 64741620]

約数ペア:

[(1, 64741620), (2, 32370810), (3, 21580540), (4, 16185405), (5, 12948324), (6, 10790270), (10, 6474162), (12, 5395135), (15, 4316108), (20, 3237081), (30, 2158054), (53, 1221540), (60, 1079027), (106, 610770), (159, 407180), (212, 305385), (265, 244308), (318, 203590), (530, 122154), (636, 101795), (795, 81436), (1060, 61077), (1590, 40718), (3180, 20359)]