7820141840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3547}}^1$

素因数の和:3725

約数の個数: 160

約数和(自身を含む): 21624520704

約数和(自身を除く): 13804378864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 127, 140, 155, 217, 248, 254, 280, 310, 434, 496, 508, 560, 620, 635, 868, 889, 1016, 1085, 1240, 1270, 1736, 1778, 2032, 2170, 2480, 2540, 3472, 3547, 3556, 3937, 4340, 4445, 5080, 7094, 7112, 7874, 8680, 8890, 10160, 14188, 14224, 15748, 17360, 17735, 17780, 19685, 24829, 27559, 28376, 31496, 35470, 35560, 39370, 49658, 55118, 56752, 62992, 70940, 71120, 78740, 99316, 109957, 110236, 124145, 137795, 141880, 157480, 198632, 219914, 220472, 248290, 275590, 283760, 314960, 397264, 439828, 440944, 450469, 496580, 549785, 551180, 769699, 879656, 900938, 993160, 1099570, 1102360, 1539398, 1759312, 1801876, 1986320, 2199140, 2204720, 2252345, 3078796, 3153283, 3603752, 3848495, 4398280, 4504690, 6157592, 6306566, 7207504, 7696990, 8796560, 9009380, 12315184, 12613132, 13964539, 15393980, 15766415, 18018760, 25226264, 27929078, 30787960, 31532830, 36037520, 50452528, 55858156, 61575920, 63065660, 69822695, 97751773, 111716312, 126131320, 139645390, 195503546, 223432624, 252262640, 279290780, 391007092, 488758865, 558581560, 782014184, 977517730, 1117163120, 1564028368, 1955035460, 3910070920, 7820141840]

約数ペア:

[(1, 7820141840), (2, 3910070920), (4, 1955035460), (5, 1564028368), (7, 1117163120), (8, 977517730), (10, 782014184), (14, 558581560), (16, 488758865), (20, 391007092), (28, 279290780), (31, 252262640), (35, 223432624), (40, 195503546), (56, 139645390), (62, 126131320), (70, 111716312), (80, 97751773), (112, 69822695), (124, 63065660), (127, 61575920), (140, 55858156), (155, 50452528), (217, 36037520), (248, 31532830), (254, 30787960), (280, 27929078), (310, 25226264), (434, 18018760), (496, 15766415), (508, 15393980), (560, 13964539), (620, 12613132), (635, 12315184), (868, 9009380), (889, 8796560), (1016, 7696990), (1085, 7207504), (1240, 6306566), (1270, 6157592), (1736, 4504690), (1778, 4398280), (2032, 3848495), (2170, 3603752), (2480, 3153283), (2540, 3078796), (3472, 2252345), (3547, 2204720), (3556, 2199140), (3937, 1986320), (4340, 1801876), (4445, 1759312), (5080, 1539398), (7094, 1102360), (7112, 1099570), (7874, 993160), (8680, 900938), (8890, 879656), (10160, 769699), (14188, 551180), (14224, 549785), (15748, 496580), (17360, 450469), (17735, 440944), (17780, 439828), (19685, 397264), (24829, 314960), (27559, 283760), (28376, 275590), (31496, 248290), (35470, 220472), (35560, 219914), (39370, 198632), (49658, 157480), (55118, 141880), (56752, 137795), (62992, 124145), (70940, 110236), (71120, 109957), (78740, 99316)]