78872940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{16229}}^1$

素因数の和:16253

約数の個数: 72

約数和(自身を含む): 248124240

約数和(自身を除く): 169251300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 16229, 32458, 48687, 64916, 81145, 97374, 146061, 162290, 194748, 243435, 292122, 324580, 438183, 486870, 584244, 730305, 876366, 973740, 1314549, 1460610, 1752732, 2190915, 2629098, 2921220, 3943647, 4381830, 5258196, 6572745, 7887294, 8763660, 13145490, 15774588, 19718235, 26290980, 39436470, 78872940]

約数ペア:

[(1, 78872940), (2, 39436470), (3, 26290980), (4, 19718235), (5, 15774588), (6, 13145490), (9, 8763660), (10, 7887294), (12, 6572745), (15, 5258196), (18, 4381830), (20, 3943647), (27, 2921220), (30, 2629098), (36, 2190915), (45, 1752732), (54, 1460610), (60, 1314549), (81, 973740), (90, 876366), (108, 730305), (135, 584244), (162, 486870), (180, 438183), (243, 324580), (270, 292122), (324, 243435), (405, 194748), (486, 162290), (540, 146061), (810, 97374), (972, 81145), (1215, 64916), (1620, 48687), (2430, 32458), (4860, 16229)]