420935858

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 766402560

約数和(自身を除く): 345466702

約数列:

[1, 2, 7, 14, 43, 53, 79, 86, 106, 158, 167, 301, 334, 371, 553, 602, 742, 1106, 1169, 2279, 2338, 3397, 4187, 4558, 6794, 7181, 8374, 8851, 13193, 14362, 15953, 17702, 23779, 26386, 29309, 31906, 47558, 50267, 58618, 61957, 92351, 100534, 123914, 180041, 184702, 360082, 380593, 567299, 699229, 761186, 1134598, 1260287, 1398458, 2520574, 2664151, 3971093, 4894603, 5328302, 7942186, 9789206, 30066847, 60133694, 210467929, 420935858]

約数ペア:

[(1, 420935858), (2, 210467929), (7, 60133694), (14, 30066847), (43, 9789206), (53, 7942186), (79, 5328302), (86, 4894603), (106, 3971093), (158, 2664151), (167, 2520574), (301, 1398458), (334, 1260287), (371, 1134598), (553, 761186), (602, 699229), (742, 567299), (1106, 380593), (1169, 360082), (2279, 184702), (2338, 180041), (3397, 123914), (4187, 100534), (4558, 92351), (6794, 61957), (7181, 58618), (8374, 50267), (8851, 47558), (13193, 31906), (14362, 29309), (15953, 26386), (17702, 23779)]