426161720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1\times {\mathrm{503}}^1$

素因数の和:932

約数の個数: 64

約数和(自身を含む): 979776000

約数和(自身を除く): 553614280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 359, 472, 503, 590, 718, 1006, 1180, 1436, 1795, 2012, 2360, 2515, 2872, 3590, 4024, 5030, 7180, 10060, 14360, 20120, 21181, 29677, 42362, 59354, 84724, 105905, 118708, 148385, 169448, 180577, 211810, 237416, 296770, 361154, 423620, 593540, 722308, 847240, 902885, 1187080, 1444616, 1805770, 3611540, 7223080, 10654043, 21308086, 42616172, 53270215, 85232344, 106540430, 213080860, 426161720]

約数ペア:

[(1, 426161720), (2, 213080860), (4, 106540430), (5, 85232344), (8, 53270215), (10, 42616172), (20, 21308086), (40, 10654043), (59, 7223080), (118, 3611540), (236, 1805770), (295, 1444616), (359, 1187080), (472, 902885), (503, 847240), (590, 722308), (718, 593540), (1006, 423620), (1180, 361154), (1436, 296770), (1795, 237416), (2012, 211810), (2360, 180577), (2515, 169448), (2872, 148385), (3590, 118708), (4024, 105905), (5030, 84724), (7180, 59354), (10060, 42362), (14360, 29677), (20120, 21181)]