320859644

素因数分解:

$2^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{10427}}^1$

素因数の和:10602

約数の個数: 36

約数和(自身を含む): 657401976

約数和(自身を除く): 336542332

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 157, 196, 314, 628, 1099, 2198, 4396, 7693, 10427, 15386, 20854, 30772, 41708, 72989, 145978, 291956, 510923, 1021846, 1637039, 2043692, 3274078, 6548156, 11459273, 22918546, 45837092, 80214911, 160429822, 320859644]

約数ペア:

[(1, 320859644), (2, 160429822), (4, 80214911), (7, 45837092), (14, 22918546), (28, 11459273), (49, 6548156), (98, 3274078), (157, 2043692), (196, 1637039), (314, 1021846), (628, 510923), (1099, 291956), (2198, 145978), (4396, 72989), (7693, 41708), (10427, 30772), (15386, 20854)]