209410320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17807}}^1$

素因数の和:17837

約数の個数: 120

約数和(自身を含む): 755201664

約数和(自身を除く): 545791344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 17807, 35614, 53421, 71228, 89035, 106842, 124649, 142456, 178070, 213684, 249298, 267105, 284912, 356140, 373947, 427368, 498596, 534210, 623245, 712280, 747894, 854736, 872543, 997192, 1068420, 1246490, 1424560, 1495788, 1745086, 1869735, 1994384, 2136840, 2492980, 2617629, 2991576, 3490172, 3739470, 4273680, 4362715, 4985960, 5235258, 5983152, 6980344, 7478940, 8725430, 9971920, 10470516, 13088145, 13960688, 14957880, 17450860, 20941032, 26176290, 29915760, 34901720, 41882064, 52352580, 69803440, 104705160, 209410320]

約数ペア:

[(1, 209410320), (2, 104705160), (3, 69803440), (4, 52352580), (5, 41882064), (6, 34901720), (7, 29915760), (8, 26176290), (10, 20941032), (12, 17450860), (14, 14957880), (15, 13960688), (16, 13088145), (20, 10470516), (21, 9971920), (24, 8725430), (28, 7478940), (30, 6980344), (35, 5983152), (40, 5235258), (42, 4985960), (48, 4362715), (49, 4273680), (56, 3739470), (60, 3490172), (70, 2991576), (80, 2617629), (84, 2492980), (98, 2136840), (105, 1994384), (112, 1869735), (120, 1745086), (140, 1495788), (147, 1424560), (168, 1246490), (196, 1068420), (210, 997192), (240, 872543), (245, 854736), (280, 747894), (294, 712280), (336, 623245), (392, 534210), (420, 498596), (490, 427368), (560, 373947), (588, 356140), (735, 284912), (784, 267105), (840, 249298), (980, 213684), (1176, 178070), (1470, 142456), (1680, 124649), (1960, 106842), (2352, 89035), (2940, 71228), (3920, 53421), (5880, 35614), (11760, 17807)]