28408736520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78913157}}^1$

素因数の和:78913174

約数の個数: 48

約数和(自身を含む): 92328394860

約数和(自身を除く): 63919658340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78913157, 157826314, 236739471, 315652628, 394565785, 473478942, 631305256, 710218413, 789131570, 946957884, 1183697355, 1420436826, 1578263140, 1893915768, 2367394710, 2840873652, 3156526280, 3551092065, 4734789420, 5681747304, 7102184130, 9469578840, 14204368260, 28408736520]

約数ペア:

[(1, 28408736520), (2, 14204368260), (3, 9469578840), (4, 7102184130), (5, 5681747304), (6, 4734789420), (8, 3551092065), (9, 3156526280), (10, 2840873652), (12, 2367394710), (15, 1893915768), (18, 1578263140), (20, 1420436826), (24, 1183697355), (30, 946957884), (36, 789131570), (40, 710218413), (45, 631305256), (60, 473478942), (72, 394565785), (90, 315652628), (120, 236739471), (180, 157826314), (360, 78913157)]