134431480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 310602240

約数和(自身を除く): 176170760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 103, 134, 206, 268, 335, 412, 487, 515, 536, 670, 824, 974, 1030, 1340, 1948, 2060, 2435, 2680, 3896, 4120, 4870, 6901, 9740, 13802, 19480, 27604, 32629, 34505, 50161, 55208, 65258, 69010, 100322, 130516, 138020, 163145, 200644, 250805, 261032, 276040, 326290, 401288, 501610, 652580, 1003220, 1305160, 2006440, 3360787, 6721574, 13443148, 16803935, 26886296, 33607870, 67215740, 134431480]

約数ペア:

[(1, 134431480), (2, 67215740), (4, 33607870), (5, 26886296), (8, 16803935), (10, 13443148), (20, 6721574), (40, 3360787), (67, 2006440), (103, 1305160), (134, 1003220), (206, 652580), (268, 501610), (335, 401288), (412, 326290), (487, 276040), (515, 261032), (536, 250805), (670, 200644), (824, 163145), (974, 138020), (1030, 130516), (1340, 100322), (1948, 69010), (2060, 65258), (2435, 55208), (2680, 50161), (3896, 34505), (4120, 32629), (4870, 27604), (6901, 19480), (9740, 13802)]