71280495

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 156854880

約数和(自身を除く): 85574385

約数列:

[1, 3, 5, 9, 11, 13, 15, 19, 33, 39, 45, 53, 55, 57, 65, 95, 99, 117, 121, 143, 159, 165, 171, 195, 209, 247, 265, 285, 363, 429, 477, 495, 583, 585, 605, 627, 689, 715, 741, 795, 855, 1007, 1045, 1089, 1235, 1287, 1573, 1749, 1815, 1881, 2067, 2145, 2223, 2299, 2385, 2717, 2915, 3021, 3135, 3445, 3705, 4719, 5035, 5247, 5445, 6201, 6413, 6435, 6897, 7579, 7865, 8151, 8745, 9063, 9405, 10335, 11077, 11115, 11495, 13091, 13585, 14157, 15105, 19239, 20691, 22737, 23595, 24453, 26235, 29887, 31005, 32065, 33231, 34485, 37895, 39273, 40755, 45315, 55385, 57717, 65455, 68211, 70785, 83369, 89661, 96195, 99693, 103455, 113685, 117819, 121847, 122265, 144001, 149435, 166155, 196365, 250107, 268983, 288585, 341055, 365541, 416845, 432003, 448305, 498465, 589095, 609235, 720005, 750321, 1096623, 1250535, 1296009, 1344915, 1584011, 1827705, 2160015, 3751605, 4752033, 5483115, 6480045, 7920055, 14256099, 23760165, 71280495]

約数ペア:

[(1, 71280495), (3, 23760165), (5, 14256099), (9, 7920055), (11, 6480045), (13, 5483115), (15, 4752033), (19, 3751605), (33, 2160015), (39, 1827705), (45, 1584011), (53, 1344915), (55, 1296009), (57, 1250535), (65, 1096623), (95, 750321), (99, 720005), (117, 609235), (121, 589095), (143, 498465), (159, 448305), (165, 432003), (171, 416845), (195, 365541), (209, 341055), (247, 288585), (265, 268983), (285, 250107), (363, 196365), (429, 166155), (477, 149435), (495, 144001), (583, 122265), (585, 121847), (605, 117819), (627, 113685), (689, 103455), (715, 99693), (741, 96195), (795, 89661), (855, 83369), (1007, 70785), (1045, 68211), (1089, 65455), (1235, 57717), (1287, 55385), (1573, 45315), (1749, 40755), (1815, 39273), (1881, 37895), (2067, 34485), (2145, 33231), (2223, 32065), (2299, 31005), (2385, 29887), (2717, 26235), (2915, 24453), (3021, 23595), (3135, 22737), (3445, 20691), (3705, 19239), (4719, 15105), (5035, 14157), (5247, 13585), (5445, 13091), (6201, 11495), (6413, 11115), (6435, 11077), (6897, 10335), (7579, 9405), (7865, 9063), (8151, 8745)]