240389380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1289

約数の個数: 96

約数和(自身を含む): 634475520

約数和(自身を除く): 394086140

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 139, 140, 154, 220, 278, 308, 385, 556, 695, 770, 973, 1123, 1390, 1529, 1540, 1946, 2246, 2780, 3058, 3892, 4492, 4865, 5615, 6116, 7645, 7861, 9730, 10703, 11230, 12353, 15290, 15722, 19460, 21406, 22460, 24706, 30580, 31444, 39305, 42812, 49412, 53515, 61765, 78610, 86471, 107030, 123530, 156097, 157220, 172942, 214060, 247060, 312194, 345884, 432355, 624388, 780485, 864710, 1092679, 1560970, 1717067, 1729420, 2185358, 3121940, 3434134, 4370716, 5463395, 6868268, 8585335, 10926790, 12019469, 17170670, 21853580, 24038938, 34341340, 48077876, 60097345, 120194690, 240389380]

約数ペア:

[(1, 240389380), (2, 120194690), (4, 60097345), (5, 48077876), (7, 34341340), (10, 24038938), (11, 21853580), (14, 17170670), (20, 12019469), (22, 10926790), (28, 8585335), (35, 6868268), (44, 5463395), (55, 4370716), (70, 3434134), (77, 3121940), (110, 2185358), (139, 1729420), (140, 1717067), (154, 1560970), (220, 1092679), (278, 864710), (308, 780485), (385, 624388), (556, 432355), (695, 345884), (770, 312194), (973, 247060), (1123, 214060), (1390, 172942), (1529, 157220), (1540, 156097), (1946, 123530), (2246, 107030), (2780, 86471), (3058, 78610), (3892, 61765), (4492, 53515), (4865, 49412), (5615, 42812), (6116, 39305), (7645, 31444), (7861, 30580), (9730, 24706), (10703, 22460), (11230, 21406), (12353, 19460), (15290, 15722)]