229867820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{18043}}^1$

素因数の和:18079

約数の個数: 72

約数和(自身を含む): 604762704

約数和(自身を除く): 374894884

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 18043, 36086, 72172, 90215, 126301, 180430, 234559, 252602, 360860, 469118, 505204, 631505, 884107, 938236, 1172795, 1263010, 1641913, 1768214, 2345590, 2526020, 3283826, 3536428, 4420535, 4691180, 6567652, 8209565, 8841070, 11493391, 16419130, 17682140, 22986782, 32838260, 45973564, 57466955, 114933910, 229867820]

約数ペア:

[(1, 229867820), (2, 114933910), (4, 57466955), (5, 45973564), (7, 32838260), (10, 22986782), (13, 17682140), (14, 16419130), (20, 11493391), (26, 8841070), (28, 8209565), (35, 6567652), (49, 4691180), (52, 4420535), (65, 3536428), (70, 3283826), (91, 2526020), (98, 2345590), (130, 1768214), (140, 1641913), (182, 1263010), (196, 1172795), (245, 938236), (260, 884107), (364, 631505), (455, 505204), (490, 469118), (637, 360860), (910, 252602), (980, 234559), (1274, 180430), (1820, 126301), (2548, 90215), (3185, 72172), (6370, 36086), (12740, 18043)]