630266520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{404017}}^1$

素因数の和:404044

約数の個数: 64

約数和(自身を含む): 2036250720

約数和(自身を除く): 1405984200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 404017, 808034, 1212051, 1616068, 2020085, 2424102, 3232136, 4040170, 4848204, 5252221, 6060255, 8080340, 9696408, 10504442, 12120510, 15756663, 16160680, 21008884, 24241020, 26261105, 31513326, 42017768, 48482040, 52522210, 63026652, 78783315, 105044420, 126053304, 157566630, 210088840, 315133260, 630266520]

約数ペア:

[(1, 630266520), (2, 315133260), (3, 210088840), (4, 157566630), (5, 126053304), (6, 105044420), (8, 78783315), (10, 63026652), (12, 52522210), (13, 48482040), (15, 42017768), (20, 31513326), (24, 26261105), (26, 24241020), (30, 21008884), (39, 16160680), (40, 15756663), (52, 12120510), (60, 10504442), (65, 9696408), (78, 8080340), (104, 6060255), (120, 5252221), (130, 4848204), (156, 4040170), (195, 3232136), (260, 2424102), (312, 2020085), (390, 1616068), (520, 1212051), (780, 808034), (1560, 404017)]