77915160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{216431}}^1$

素因数の和:216448

約数の個数: 48

約数和(自身を含む): 253225440

約数和(自身を除く): 175310280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 216431, 432862, 649293, 865724, 1082155, 1298586, 1731448, 1947879, 2164310, 2597172, 3246465, 3895758, 4328620, 5194344, 6492930, 7791516, 8657240, 9739395, 12985860, 15583032, 19478790, 25971720, 38957580, 77915160]

約数ペア:

[(1, 77915160), (2, 38957580), (3, 25971720), (4, 19478790), (5, 15583032), (6, 12985860), (8, 9739395), (9, 8657240), (10, 7791516), (12, 6492930), (15, 5194344), (18, 4328620), (20, 3895758), (24, 3246465), (30, 2597172), (36, 2164310), (40, 1947879), (45, 1731448), (60, 1298586), (72, 1082155), (90, 865724), (120, 649293), (180, 432862), (360, 216431)]