309787608

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1549}}^1$

素因数の和:2212

約数の個数: 64

約数和(自身を含む): 835884000

約数和(自身を除く): 526096392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 641, 1282, 1549, 1923, 2564, 3098, 3846, 4647, 5128, 6196, 7692, 8333, 9294, 12392, 15384, 16666, 18588, 20137, 24999, 33332, 37176, 40274, 49998, 60411, 66664, 80548, 99996, 120822, 161096, 199992, 241644, 483288, 992909, 1985818, 2978727, 3971636, 5957454, 7943272, 11914908, 12907817, 23829816, 25815634, 38723451, 51631268, 77446902, 103262536, 154893804, 309787608]

約数ペア:

[(1, 309787608), (2, 154893804), (3, 103262536), (4, 77446902), (6, 51631268), (8, 38723451), (12, 25815634), (13, 23829816), (24, 12907817), (26, 11914908), (39, 7943272), (52, 5957454), (78, 3971636), (104, 2978727), (156, 1985818), (312, 992909), (641, 483288), (1282, 241644), (1549, 199992), (1923, 161096), (2564, 120822), (3098, 99996), (3846, 80548), (4647, 66664), (5128, 60411), (6196, 49998), (7692, 40274), (8333, 37176), (9294, 33332), (12392, 24999), (15384, 20137), (16666, 18588)]