154912660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{25733}}^1$

素因数の和:25792

約数の個数: 48

約数和(自身を含む): 380451456

約数和(自身を除く): 225538796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 25733, 51466, 102932, 128665, 180131, 257330, 360262, 514660, 720524, 900655, 1106519, 1801310, 2213038, 3602620, 4426076, 5532595, 7745633, 11065190, 15491266, 22130380, 30982532, 38728165, 77456330, 154912660]

約数ペア:

[(1, 154912660), (2, 77456330), (4, 38728165), (5, 30982532), (7, 22130380), (10, 15491266), (14, 11065190), (20, 7745633), (28, 5532595), (35, 4426076), (43, 3602620), (70, 2213038), (86, 1801310), (140, 1106519), (172, 900655), (215, 720524), (301, 514660), (430, 360262), (602, 257330), (860, 180131), (1204, 128665), (1505, 102932), (3010, 51466), (6020, 25733)]