64180980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{356561}}^1$

素因数の和:356576

約数の個数: 36

約数和(自身を含む): 194682852

約数和(自身を除く): 130501872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 356561, 713122, 1069683, 1426244, 1782805, 2139366, 3209049, 3565610, 4278732, 5348415, 6418098, 7131220, 10696830, 12836196, 16045245, 21393660, 32090490, 64180980]

約数ペア:

[(1, 64180980), (2, 32090490), (3, 21393660), (4, 16045245), (5, 12836196), (6, 10696830), (9, 7131220), (10, 6418098), (12, 5348415), (15, 4278732), (18, 3565610), (20, 3209049), (30, 2139366), (36, 1782805), (45, 1426244), (60, 1069683), (90, 713122), (180, 356561)]