309947816

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{859}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 635299200

約数和(自身を除く): 325351384

約数列:

[1, 2, 4, 8, 23, 37, 46, 53, 74, 92, 106, 148, 184, 212, 296, 424, 851, 859, 1219, 1702, 1718, 1961, 2438, 3404, 3436, 3922, 4876, 6808, 6872, 7844, 9752, 15688, 19757, 31783, 39514, 45103, 45527, 63566, 79028, 90206, 91054, 127132, 158056, 180412, 182108, 254264, 360824, 364216, 731009, 1047121, 1462018, 1684499, 2094242, 2924036, 3368998, 4188484, 5848072, 6737996, 8376968, 13475992, 38743477, 77486954, 154973908, 309947816]

約数ペア:

[(1, 309947816), (2, 154973908), (4, 77486954), (8, 38743477), (23, 13475992), (37, 8376968), (46, 6737996), (53, 5848072), (74, 4188484), (92, 3368998), (106, 2924036), (148, 2094242), (184, 1684499), (212, 1462018), (296, 1047121), (424, 731009), (851, 364216), (859, 360824), (1219, 254264), (1702, 182108), (1718, 180412), (1961, 158056), (2438, 127132), (3404, 91054), (3436, 90206), (3922, 79028), (4876, 63566), (6808, 45527), (6872, 45103), (7844, 39514), (9752, 31783), (15688, 19757)]