71657640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199049}}^1$

素因数の和:199066

約数の個数: 48

約数和(自身を含む): 232888500

約数和(自身を除く): 161230860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 199049, 398098, 597147, 796196, 995245, 1194294, 1592392, 1791441, 1990490, 2388588, 2985735, 3582882, 3980980, 4777176, 5971470, 7165764, 7961960, 8957205, 11942940, 14331528, 17914410, 23885880, 35828820, 71657640]

約数ペア:

[(1, 71657640), (2, 35828820), (3, 23885880), (4, 17914410), (5, 14331528), (6, 11942940), (8, 8957205), (9, 7961960), (10, 7165764), (12, 5971470), (15, 4777176), (18, 3980980), (20, 3582882), (24, 2985735), (30, 2388588), (36, 1990490), (40, 1791441), (45, 1592392), (60, 1194294), (72, 995245), (90, 796196), (120, 597147), (180, 398098), (360, 199049)]