80546760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31963}}^1$

素因数の和:31987

約数の個数: 96

約数和(自身を含む): 299183040

約数和(自身を除く): 218636280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 31963, 63926, 95889, 127852, 159815, 191778, 223741, 255704, 287667, 319630, 383556, 447482, 479445, 575334, 639260, 671223, 767112, 894964, 958890, 1118705, 1150668, 1278520, 1342446, 1438335, 1789928, 1917780, 2013669, 2237410, 2301336, 2684892, 2876670, 3356115, 3835560, 4027338, 4474820, 5369784, 5753340, 6712230, 8054676, 8949640, 10068345, 11506680, 13424460, 16109352, 20136690, 26848920, 40273380, 80546760]

約数ペア:

[(1, 80546760), (2, 40273380), (3, 26848920), (4, 20136690), (5, 16109352), (6, 13424460), (7, 11506680), (8, 10068345), (9, 8949640), (10, 8054676), (12, 6712230), (14, 5753340), (15, 5369784), (18, 4474820), (20, 4027338), (21, 3835560), (24, 3356115), (28, 2876670), (30, 2684892), (35, 2301336), (36, 2237410), (40, 2013669), (42, 1917780), (45, 1789928), (56, 1438335), (60, 1342446), (63, 1278520), (70, 1150668), (72, 1118705), (84, 958890), (90, 894964), (105, 767112), (120, 671223), (126, 639260), (140, 575334), (168, 479445), (180, 447482), (210, 383556), (252, 319630), (280, 287667), (315, 255704), (360, 223741), (420, 191778), (504, 159815), (630, 127852), (840, 95889), (1260, 63926), (2520, 31963)]