311907544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 651551040

約数和(自身を除く): 339643496

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 71, 104, 106, 142, 212, 284, 424, 568, 689, 797, 923, 1378, 1594, 1846, 2756, 3188, 3692, 3763, 5512, 6376, 7384, 7526, 10361, 15052, 20722, 30104, 41444, 42241, 48919, 56587, 82888, 84482, 97838, 113174, 168964, 195676, 226348, 337928, 391352, 452696, 549133, 735631, 1098266, 1471262, 2196532, 2942524, 2999111, 4393064, 5885048, 5998222, 11996444, 23992888, 38988443, 77976886, 155953772, 311907544]

約数ペア:

[(1, 311907544), (2, 155953772), (4, 77976886), (8, 38988443), (13, 23992888), (26, 11996444), (52, 5998222), (53, 5885048), (71, 4393064), (104, 2999111), (106, 2942524), (142, 2196532), (212, 1471262), (284, 1098266), (424, 735631), (568, 549133), (689, 452696), (797, 391352), (923, 337928), (1378, 226348), (1594, 195676), (1846, 168964), (2756, 113174), (3188, 97838), (3692, 84482), (3763, 82888), (5512, 56587), (6376, 48919), (7384, 42241), (7526, 41444), (10361, 30104), (15052, 20722)]