129784480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{115879}}^1$

素因数の和:115901

約数の個数: 48

約数和(自身を含む): 350421120

約数和(自身を除く): 220636640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 115879, 231758, 463516, 579395, 811153, 927032, 1158790, 1622306, 1854064, 2317580, 3244612, 3708128, 4055765, 4635160, 6489224, 8111530, 9270320, 12978448, 16223060, 18540640, 25956896, 32446120, 64892240, 129784480]

約数ペア:

[(1, 129784480), (2, 64892240), (4, 32446120), (5, 25956896), (7, 18540640), (8, 16223060), (10, 12978448), (14, 9270320), (16, 8111530), (20, 6489224), (28, 4635160), (32, 4055765), (35, 3708128), (40, 3244612), (56, 2317580), (70, 1854064), (80, 1622306), (112, 1158790), (140, 927032), (160, 811153), (224, 579395), (280, 463516), (560, 231758), (1120, 115879)]