19020540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:232

約数の個数: 192

約数和(自身を含む): 69672960

約数和(自身を除く): 50652420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 23, 28, 30, 33, 35, 42, 44, 46, 55, 60, 66, 69, 70, 77, 84, 92, 105, 110, 115, 132, 138, 140, 154, 161, 165, 179, 210, 220, 230, 231, 253, 276, 308, 322, 330, 345, 358, 385, 420, 460, 462, 483, 506, 537, 644, 660, 690, 716, 759, 770, 805, 895, 924, 966, 1012, 1074, 1155, 1253, 1265, 1380, 1518, 1540, 1610, 1771, 1790, 1932, 1969, 2148, 2310, 2415, 2506, 2530, 2685, 3036, 3220, 3542, 3580, 3759, 3795, 3938, 4117, 4620, 4830, 5012, 5060, 5313, 5370, 5907, 6265, 7084, 7518, 7590, 7876, 8234, 8855, 9660, 9845, 10626, 10740, 11814, 12351, 12530, 13783, 15036, 15180, 16468, 17710, 18795, 19690, 20585, 21252, 23628, 24702, 25060, 26565, 27566, 28819, 29535, 35420, 37590, 39380, 41170, 41349, 45287, 49404, 53130, 55132, 57638, 59070, 61755, 68915, 75180, 82340, 82698, 86457, 90574, 106260, 115276, 118140, 123510, 135861, 137830, 144095, 165396, 172914, 181148, 206745, 226435, 247020, 271722, 275660, 288190, 317009, 345828, 413490, 432285, 452870, 543444, 576380, 634018, 679305, 826980, 864570, 905740, 951027, 1268036, 1358610, 1585045, 1729140, 1902054, 2717220, 3170090, 3804108, 4755135, 6340180, 9510270, 19020540]

約数ペア:

[(1, 19020540), (2, 9510270), (3, 6340180), (4, 4755135), (5, 3804108), (6, 3170090), (7, 2717220), (10, 1902054), (11, 1729140), (12, 1585045), (14, 1358610), (15, 1268036), (20, 951027), (21, 905740), (22, 864570), (23, 826980), (28, 679305), (30, 634018), (33, 576380), (35, 543444), (42, 452870), (44, 432285), (46, 413490), (55, 345828), (60, 317009), (66, 288190), (69, 275660), (70, 271722), (77, 247020), (84, 226435), (92, 206745), (105, 181148), (110, 172914), (115, 165396), (132, 144095), (138, 137830), (140, 135861), (154, 123510), (161, 118140), (165, 115276), (179, 106260), (210, 90574), (220, 86457), (230, 82698), (231, 82340), (253, 75180), (276, 68915), (308, 61755), (322, 59070), (330, 57638), (345, 55132), (358, 53130), (385, 49404), (420, 45287), (460, 41349), (462, 41170), (483, 39380), (506, 37590), (537, 35420), (644, 29535), (660, 28819), (690, 27566), (716, 26565), (759, 25060), (770, 24702), (805, 23628), (895, 21252), (924, 20585), (966, 19690), (1012, 18795), (1074, 17710), (1155, 16468), (1253, 15180), (1265, 15036), (1380, 13783), (1518, 12530), (1540, 12351), (1610, 11814), (1771, 10740), (1790, 10626), (1932, 9845), (1969, 9660), (2148, 8855), (2310, 8234), (2415, 7876), (2506, 7590), (2530, 7518), (2685, 7084), (3036, 6265), (3220, 5907), (3542, 5370), (3580, 5313), (3759, 5060), (3795, 5012), (3938, 4830), (4117, 4620)]