215676890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3209}}^1$

素因数の和:3287

約数の個数: 64

約数和(自身を含む): 465937920

約数和(自身を除く): 250261030

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 47, 55, 65, 94, 110, 130, 143, 235, 286, 470, 517, 611, 715, 1034, 1222, 1430, 2585, 3055, 3209, 5170, 6110, 6418, 6721, 13442, 16045, 32090, 33605, 35299, 41717, 67210, 70598, 83434, 150823, 176495, 208585, 301646, 352990, 417170, 458887, 754115, 917774, 1508230, 1659053, 1960699, 2294435, 3318106, 3921398, 4588870, 8295265, 9803495, 16590530, 19606990, 21567689, 43135378, 107838445, 215676890]

約数ペア:

[(1, 215676890), (2, 107838445), (5, 43135378), (10, 21567689), (11, 19606990), (13, 16590530), (22, 9803495), (26, 8295265), (47, 4588870), (55, 3921398), (65, 3318106), (94, 2294435), (110, 1960699), (130, 1659053), (143, 1508230), (235, 917774), (286, 754115), (470, 458887), (517, 417170), (611, 352990), (715, 301646), (1034, 208585), (1222, 176495), (1430, 150823), (2585, 83434), (3055, 70598), (3209, 67210), (5170, 41717), (6110, 35299), (6418, 33605), (6721, 32090), (13442, 16045)]