279538270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 567730944

約数和(自身を除く): 288192674

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 113, 215, 226, 430, 473, 523, 565, 946, 1046, 1130, 1243, 2365, 2486, 2615, 4730, 4859, 5230, 5753, 6215, 9718, 11506, 12430, 22489, 24295, 28765, 44978, 48590, 53449, 57530, 59099, 106898, 112445, 118198, 224890, 247379, 267245, 295495, 494758, 534490, 590990, 650089, 1236895, 1300178, 2473790, 2541257, 3250445, 5082514, 6500890, 12706285, 25412570, 27953827, 55907654, 139769135, 279538270]

約数ペア:

[(1, 279538270), (2, 139769135), (5, 55907654), (10, 27953827), (11, 25412570), (22, 12706285), (43, 6500890), (55, 5082514), (86, 3250445), (110, 2541257), (113, 2473790), (215, 1300178), (226, 1236895), (430, 650089), (473, 590990), (523, 534490), (565, 494758), (946, 295495), (1046, 267245), (1130, 247379), (1243, 224890), (2365, 118198), (2486, 112445), (2615, 106898), (4730, 59099), (4859, 57530), (5230, 53449), (5753, 48590), (6215, 44978), (9718, 28765), (11506, 24295), (12430, 22489)]