148968280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{219071}}^1$

素因数の和:219099

約数の個数: 32

約数和(自身を含む): 354896640

約数和(自身を除く): 205928360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 219071, 438142, 876284, 1095355, 1752568, 2190710, 3724207, 4381420, 7448414, 8762840, 14896828, 18621035, 29793656, 37242070, 74484140, 148968280]

約数ペア:

[(1, 148968280), (2, 74484140), (4, 37242070), (5, 29793656), (8, 18621035), (10, 14896828), (17, 8762840), (20, 7448414), (34, 4381420), (40, 3724207), (68, 2190710), (85, 1752568), (136, 1095355), (170, 876284), (340, 438142), (680, 219071)]