320898422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 562028544

約数和(自身を除く): 241130122

約数列:

[1, 2, 13, 26, 31, 43, 47, 62, 86, 94, 197, 394, 403, 559, 611, 806, 1118, 1222, 1333, 1457, 2021, 2561, 2666, 2914, 4042, 5122, 6107, 8471, 9259, 12214, 16942, 17329, 18518, 18941, 26273, 34658, 37882, 52546, 62651, 79391, 110123, 120367, 125302, 158782, 220246, 240734, 262601, 287029, 398137, 525202, 574058, 796274, 814463, 1628926, 3413813, 3731377, 5175781, 6827626, 7462754, 10351562, 12342247, 24684494, 160449211, 320898422]

約数ペア:

[(1, 320898422), (2, 160449211), (13, 24684494), (26, 12342247), (31, 10351562), (43, 7462754), (47, 6827626), (62, 5175781), (86, 3731377), (94, 3413813), (197, 1628926), (394, 814463), (403, 796274), (559, 574058), (611, 525202), (806, 398137), (1118, 287029), (1222, 262601), (1333, 240734), (1457, 220246), (2021, 158782), (2561, 125302), (2666, 120367), (2914, 110123), (4042, 79391), (5122, 62651), (6107, 52546), (8471, 37882), (9259, 34658), (12214, 26273), (16942, 18941), (17329, 18518)]