255483720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{78853}}^1$

素因数の和:78876

約数の個数: 80

約数和(自身を含む): 858720060

約数和(自身を除く): 603236340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 78853, 157706, 236559, 315412, 394265, 473118, 630824, 709677, 788530, 946236, 1182795, 1419354, 1577060, 1892472, 2129031, 2365590, 2838708, 3154120, 3548385, 4258062, 4731180, 5677416, 6387093, 7096770, 8516124, 9462360, 10645155, 12774186, 14193540, 17032248, 21290310, 25548372, 28387080, 31935465, 42580620, 51096744, 63870930, 85161240, 127741860, 255483720]

約数ペア:

[(1, 255483720), (2, 127741860), (3, 85161240), (4, 63870930), (5, 51096744), (6, 42580620), (8, 31935465), (9, 28387080), (10, 25548372), (12, 21290310), (15, 17032248), (18, 14193540), (20, 12774186), (24, 10645155), (27, 9462360), (30, 8516124), (36, 7096770), (40, 6387093), (45, 5677416), (54, 4731180), (60, 4258062), (72, 3548385), (81, 3154120), (90, 2838708), (108, 2365590), (120, 2129031), (135, 1892472), (162, 1577060), (180, 1419354), (216, 1182795), (270, 946236), (324, 788530), (360, 709677), (405, 630824), (540, 473118), (648, 394265), (810, 315412), (1080, 236559), (1620, 157706), (3240, 78853)]