254208708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{3001}}^1$

素因数の和:3205

約数の個数: 72

約数和(自身を含む): 696067736

約数和(自身を除く): 441859028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 181, 234, 362, 468, 543, 724, 1086, 1629, 2172, 2353, 3001, 3258, 4706, 6002, 6516, 7059, 9003, 9412, 12004, 14118, 18006, 21177, 27009, 28236, 36012, 39013, 42354, 54018, 78026, 84708, 108036, 117039, 156052, 234078, 351117, 468156, 543181, 702234, 1086362, 1404468, 1629543, 2172724, 3259086, 4888629, 6518172, 7061353, 9777258, 14122706, 19554516, 21184059, 28245412, 42368118, 63552177, 84736236, 127104354, 254208708]

約数ペア:

[(1, 254208708), (2, 127104354), (3, 84736236), (4, 63552177), (6, 42368118), (9, 28245412), (12, 21184059), (13, 19554516), (18, 14122706), (26, 9777258), (36, 7061353), (39, 6518172), (52, 4888629), (78, 3259086), (117, 2172724), (156, 1629543), (181, 1404468), (234, 1086362), (362, 702234), (468, 543181), (543, 468156), (724, 351117), (1086, 234078), (1629, 156052), (2172, 117039), (2353, 108036), (3001, 84708), (3258, 78026), (4706, 54018), (6002, 42354), (6516, 39013), (7059, 36012), (9003, 28236), (9412, 27009), (12004, 21177), (14118, 18006)]