77541480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{215393}}^1$

素因数の和:215410

約数の個数: 48

約数和(自身を含む): 252010980

約数和(自身を除く): 174469500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 215393, 430786, 646179, 861572, 1076965, 1292358, 1723144, 1938537, 2153930, 2584716, 3230895, 3877074, 4307860, 5169432, 6461790, 7754148, 8615720, 9692685, 12923580, 15508296, 19385370, 25847160, 38770740, 77541480]

約数ペア:

[(1, 77541480), (2, 38770740), (3, 25847160), (4, 19385370), (5, 15508296), (6, 12923580), (8, 9692685), (9, 8615720), (10, 7754148), (12, 6461790), (15, 5169432), (18, 4307860), (20, 3877074), (24, 3230895), (30, 2584716), (36, 2153930), (40, 1938537), (45, 1723144), (60, 1292358), (72, 1076965), (90, 861572), (120, 646179), (180, 430786), (360, 215393)]