210626520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{135017}}^1$

素因数の和:135044

約数の個数: 64

約数和(自身を含む): 680490720

約数和(自身を除く): 469864200

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, 135017, 270034, 405051, 540068, 675085, 810102, 1080136, 1350170, 1620204, 1755221, 2025255, 2700340, 3240408, 3510442, 4050510, 5265663, 5400680, 7020884, 8101020, 8776105, 10531326, 14041768, 16202040, 17552210, 21062652, 26328315, 35104420, 42125304, 52656630, 70208840, 105313260, 210626520]

約数ペア:

[(1, 210626520), (2, 105313260), (3, 70208840), (4, 52656630), (5, 42125304), (6, 35104420), (8, 26328315), (10, 21062652), (12, 17552210), (13, 16202040), (15, 14041768), (20, 10531326), (24, 8776105), (26, 8101020), (30, 7020884), (39, 5400680), (40, 5265663), (52, 4050510), (60, 3510442), (65, 3240408), (78, 2700340), (104, 2025255), (120, 1755221), (130, 1620204), (156, 1350170), (195, 1080136), (260, 810102), (312, 675085), (390, 540068), (520, 405051), (780, 270034), (1560, 135017)]