208431480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13259}}^1$

素因数の和:13404

約数の個数: 64

約数和(自身を含む): 630115200

約数和(自身を除く): 421683720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 13259, 15720, 26518, 39777, 53036, 66295, 79554, 106072, 132590, 159108, 198885, 265180, 318216, 397770, 530360, 795540, 1591080, 1736929, 3473858, 5210787, 6947716, 8684645, 10421574, 13895432, 17369290, 20843148, 26053935, 34738580, 41686296, 52107870, 69477160, 104215740, 208431480]

約数ペア:

[(1, 208431480), (2, 104215740), (3, 69477160), (4, 52107870), (5, 41686296), (6, 34738580), (8, 26053935), (10, 20843148), (12, 17369290), (15, 13895432), (20, 10421574), (24, 8684645), (30, 6947716), (40, 5210787), (60, 3473858), (120, 1736929), (131, 1591080), (262, 795540), (393, 530360), (524, 397770), (655, 318216), (786, 265180), (1048, 198885), (1310, 159108), (1572, 132590), (1965, 106072), (2620, 79554), (3144, 66295), (3930, 53036), (5240, 39777), (7860, 26518), (13259, 15720)]