154028140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{8663}}^1$

素因数の和:8806

約数の個数: 48

約数和(自身を含む): 372621312

約数和(自身を除く): 218593172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8663, 8890, 17326, 17780, 34652, 43315, 60641, 86630, 121282, 173260, 242564, 303205, 606410, 1100201, 1212820, 2200402, 4400804, 5501005, 7701407, 11002010, 15402814, 22004020, 30805628, 38507035, 77014070, 154028140]

約数ペア:

[(1, 154028140), (2, 77014070), (4, 38507035), (5, 30805628), (7, 22004020), (10, 15402814), (14, 11002010), (20, 7701407), (28, 5501005), (35, 4400804), (70, 2200402), (127, 1212820), (140, 1100201), (254, 606410), (508, 303205), (635, 242564), (889, 173260), (1270, 121282), (1778, 86630), (2540, 60641), (3556, 43315), (4445, 34652), (8663, 17780), (8890, 17326)]