206721720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{63803}}^1$

素因数の和:63826

約数の個数: 80

約数和(自身を含む): 694825560

約数和(自身を除く): 488103840

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, 63803, 127606, 191409, 255212, 319015, 382818, 510424, 574227, 638030, 765636, 957045, 1148454, 1276060, 1531272, 1722681, 1914090, 2296908, 2552120, 2871135, 3445362, 3828180, 4593816, 5168043, 5742270, 6890724, 7656360, 8613405, 10336086, 11484540, 13781448, 17226810, 20672172, 22969080, 25840215, 34453620, 41344344, 51680430, 68907240, 103360860, 206721720]

約数ペア:

[(1, 206721720), (2, 103360860), (3, 68907240), (4, 51680430), (5, 41344344), (6, 34453620), (8, 25840215), (9, 22969080), (10, 20672172), (12, 17226810), (15, 13781448), (18, 11484540), (20, 10336086), (24, 8613405), (27, 7656360), (30, 6890724), (36, 5742270), (40, 5168043), (45, 4593816), (54, 3828180), (60, 3445362), (72, 2871135), (81, 2552120), (90, 2296908), (108, 1914090), (120, 1722681), (135, 1531272), (162, 1276060), (180, 1148454), (216, 957045), (270, 765636), (324, 638030), (360, 574227), (405, 510424), (540, 382818), (648, 319015), (810, 255212), (1080, 191409), (1620, 127606), (3240, 63803)]