140247288

素因数分解:

$2^3\times 3^4\times {\mathrm{216431}}^1$

素因数の和:216449

約数の個数: 40

約数和(自身を含む): 392824080

約数和(自身を除く): 252576792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 216431, 432862, 649293, 865724, 1298586, 1731448, 1947879, 2597172, 3895758, 5194344, 5843637, 7791516, 11687274, 15583032, 17530911, 23374548, 35061822, 46749096, 70123644, 140247288]

約数ペア:

[(1, 140247288), (2, 70123644), (3, 46749096), (4, 35061822), (6, 23374548), (8, 17530911), (9, 15583032), (12, 11687274), (18, 7791516), (24, 5843637), (27, 5194344), (36, 3895758), (54, 2597172), (72, 1947879), (81, 1731448), (108, 1298586), (162, 865724), (216, 649293), (324, 432862), (648, 216431)]