399764750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1093}}^1$

素因数の和:1147

約数の個数: 128

約数和(自身を含む): 983024640

約数和(自身を除く): 583259890

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 25, 35, 38, 50, 55, 70, 77, 95, 110, 125, 133, 154, 175, 190, 209, 250, 266, 275, 350, 385, 418, 475, 550, 665, 770, 875, 950, 1045, 1093, 1330, 1375, 1463, 1750, 1925, 2090, 2186, 2375, 2750, 2926, 3325, 3850, 4750, 5225, 5465, 6650, 7315, 7651, 9625, 10450, 10930, 12023, 14630, 15302, 16625, 19250, 20767, 24046, 26125, 27325, 33250, 36575, 38255, 41534, 52250, 54650, 60115, 73150, 76510, 84161, 103835, 120230, 136625, 145369, 168322, 182875, 191275, 207670, 228437, 273250, 290738, 300575, 365750, 382550, 420805, 456874, 519175, 601150, 726845, 841610, 956375, 1038350, 1142185, 1453690, 1502875, 1599059, 1912750, 2104025, 2284370, 2595875, 3005750, 3198118, 3634225, 4208050, 5191750, 5710925, 7268450, 7995295, 10520125, 11421850, 15990590, 18171125, 21040250, 28554625, 36342250, 39976475, 57109250, 79952950, 199882375, 399764750]

約数ペア:

[(1, 399764750), (2, 199882375), (5, 79952950), (7, 57109250), (10, 39976475), (11, 36342250), (14, 28554625), (19, 21040250), (22, 18171125), (25, 15990590), (35, 11421850), (38, 10520125), (50, 7995295), (55, 7268450), (70, 5710925), (77, 5191750), (95, 4208050), (110, 3634225), (125, 3198118), (133, 3005750), (154, 2595875), (175, 2284370), (190, 2104025), (209, 1912750), (250, 1599059), (266, 1502875), (275, 1453690), (350, 1142185), (385, 1038350), (418, 956375), (475, 841610), (550, 726845), (665, 601150), (770, 519175), (875, 456874), (950, 420805), (1045, 382550), (1093, 365750), (1330, 300575), (1375, 290738), (1463, 273250), (1750, 228437), (1925, 207670), (2090, 191275), (2186, 182875), (2375, 168322), (2750, 145369), (2926, 136625), (3325, 120230), (3850, 103835), (4750, 84161), (5225, 76510), (5465, 73150), (6650, 60115), (7315, 54650), (7651, 52250), (9625, 41534), (10450, 38255), (10930, 36575), (12023, 33250), (14630, 27325), (15302, 26125), (16625, 24046), (19250, 20767)]