1851395840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1627}}^1$

素因数の和:1782

約数の個数: 144

約数和(自身を含む): 5111242752

約数和(自身を除く): 3259846912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 128, 140, 160, 224, 254, 256, 280, 320, 448, 508, 560, 635, 640, 889, 896, 1016, 1120, 1270, 1280, 1627, 1778, 1792, 2032, 2240, 2540, 3254, 3556, 4064, 4445, 4480, 5080, 6508, 7112, 8128, 8135, 8890, 8960, 10160, 11389, 13016, 14224, 16256, 16270, 17780, 20320, 22778, 26032, 28448, 32512, 32540, 35560, 40640, 45556, 52064, 56896, 56945, 65080, 71120, 81280, 91112, 104128, 113792, 113890, 130160, 142240, 162560, 182224, 206629, 208256, 227584, 227780, 260320, 284480, 364448, 413258, 416512, 455560, 520640, 568960, 728896, 826516, 911120, 1033145, 1041280, 1137920, 1446403, 1457792, 1653032, 1822240, 2066290, 2082560, 2892806, 2915584, 3306064, 3644480, 4132580, 5785612, 6612128, 7232015, 7288960, 8265160, 11571224, 13224256, 14464030, 14577920, 16530320, 23142448, 26448512, 28928060, 33060640, 46284896, 52897024, 57856120, 66121280, 92569792, 115712240, 132242560, 185139584, 231424480, 264485120, 370279168, 462848960, 925697920, 1851395840]

約数ペア:

[(1, 1851395840), (2, 925697920), (4, 462848960), (5, 370279168), (7, 264485120), (8, 231424480), (10, 185139584), (14, 132242560), (16, 115712240), (20, 92569792), (28, 66121280), (32, 57856120), (35, 52897024), (40, 46284896), (56, 33060640), (64, 28928060), (70, 26448512), (80, 23142448), (112, 16530320), (127, 14577920), (128, 14464030), (140, 13224256), (160, 11571224), (224, 8265160), (254, 7288960), (256, 7232015), (280, 6612128), (320, 5785612), (448, 4132580), (508, 3644480), (560, 3306064), (635, 2915584), (640, 2892806), (889, 2082560), (896, 2066290), (1016, 1822240), (1120, 1653032), (1270, 1457792), (1280, 1446403), (1627, 1137920), (1778, 1041280), (1792, 1033145), (2032, 911120), (2240, 826516), (2540, 728896), (3254, 568960), (3556, 520640), (4064, 455560), (4445, 416512), (4480, 413258), (5080, 364448), (6508, 284480), (7112, 260320), (8128, 227780), (8135, 227584), (8890, 208256), (8960, 206629), (10160, 182224), (11389, 162560), (13016, 142240), (14224, 130160), (16256, 113890), (16270, 113792), (17780, 104128), (20320, 91112), (22778, 81280), (26032, 71120), (28448, 65080), (32512, 56945), (32540, 56896), (35560, 52064), (40640, 45556)]