3981960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{1229}}^1$

素因数の和:1252

約数の個数: 80

約数和(自身を含む): 13394700

約数和(自身を除く): 9412740

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, 1229, 1620, 2458, 3240, 3687, 4916, 6145, 7374, 9832, 11061, 12290, 14748, 18435, 22122, 24580, 29496, 33183, 36870, 44244, 49160, 55305, 66366, 73740, 88488, 99549, 110610, 132732, 147480, 165915, 199098, 221220, 265464, 331830, 398196, 442440, 497745, 663660, 796392, 995490, 1327320, 1990980, 3981960]

約数ペア:

[(1, 3981960), (2, 1990980), (3, 1327320), (4, 995490), (5, 796392), (6, 663660), (8, 497745), (9, 442440), (10, 398196), (12, 331830), (15, 265464), (18, 221220), (20, 199098), (24, 165915), (27, 147480), (30, 132732), (36, 110610), (40, 99549), (45, 88488), (54, 73740), (60, 66366), (72, 55305), (81, 49160), (90, 44244), (108, 36870), (120, 33183), (135, 29496), (162, 24580), (180, 22122), (216, 18435), (270, 14748), (324, 12290), (360, 11061), (405, 9832), (540, 7374), (648, 6145), (810, 4916), (1080, 3687), (1229, 3240), (1620, 2458)]