488779720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{85451}}^1$

素因数の和:85486

約数の個数: 64

約数和(自身を含む): 1292034240

約数和(自身を除く): 803254520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 85451, 170902, 341804, 427255, 683608, 854510, 939961, 1110863, 1709020, 1879922, 2221726, 3418040, 3759844, 4443452, 4699805, 5554315, 7519688, 8886904, 9399610, 11108630, 12219493, 18799220, 22217260, 24438986, 37598440, 44434520, 48877972, 61097465, 97755944, 122194930, 244389860, 488779720]

約数ペア:

[(1, 488779720), (2, 244389860), (4, 122194930), (5, 97755944), (8, 61097465), (10, 48877972), (11, 44434520), (13, 37598440), (20, 24438986), (22, 22217260), (26, 18799220), (40, 12219493), (44, 11108630), (52, 9399610), (55, 8886904), (65, 7519688), (88, 5554315), (104, 4699805), (110, 4443452), (130, 3759844), (143, 3418040), (220, 2221726), (260, 1879922), (286, 1709020), (440, 1110863), (520, 939961), (572, 854510), (715, 683608), (1144, 427255), (1430, 341804), (2860, 170902), (5720, 85451)]