8151660

素因数分解:

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

素因数の和:228

約数の個数: 144

約数和(自身を含む): 28304640

約数和(自身を除く): 20152980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 179, 180, 198, 207, 220, 230, 253, 276, 330, 345, 358, 396, 414, 460, 495, 506, 537, 660, 690, 716, 759, 828, 895, 990, 1012, 1035, 1074, 1265, 1380, 1518, 1611, 1790, 1969, 1980, 2070, 2148, 2277, 2530, 2685, 3036, 3222, 3580, 3795, 3938, 4117, 4140, 4554, 5060, 5370, 5907, 6444, 7590, 7876, 8055, 8234, 9108, 9845, 10740, 11385, 11814, 12351, 15180, 16110, 16468, 17721, 19690, 20585, 22770, 23628, 24702, 29535, 32220, 35442, 37053, 39380, 41170, 45287, 45540, 49404, 59070, 61755, 70884, 74106, 82340, 88605, 90574, 118140, 123510, 135861, 148212, 177210, 181148, 185265, 226435, 247020, 271722, 354420, 370530, 407583, 452870, 543444, 679305, 741060, 815166, 905740, 1358610, 1630332, 2037915, 2717220, 4075830, 8151660]

約数ペア:

[(1, 8151660), (2, 4075830), (3, 2717220), (4, 2037915), (5, 1630332), (6, 1358610), (9, 905740), (10, 815166), (11, 741060), (12, 679305), (15, 543444), (18, 452870), (20, 407583), (22, 370530), (23, 354420), (30, 271722), (33, 247020), (36, 226435), (44, 185265), (45, 181148), (46, 177210), (55, 148212), (60, 135861), (66, 123510), (69, 118140), (90, 90574), (92, 88605), (99, 82340), (110, 74106), (115, 70884), (132, 61755), (138, 59070), (165, 49404), (179, 45540), (180, 45287), (198, 41170), (207, 39380), (220, 37053), (230, 35442), (253, 32220), (276, 29535), (330, 24702), (345, 23628), (358, 22770), (396, 20585), (414, 19690), (460, 17721), (495, 16468), (506, 16110), (537, 15180), (660, 12351), (690, 11814), (716, 11385), (759, 10740), (828, 9845), (895, 9108), (990, 8234), (1012, 8055), (1035, 7876), (1074, 7590), (1265, 6444), (1380, 5907), (1518, 5370), (1611, 5060), (1790, 4554), (1969, 4140), (1980, 4117), (2070, 3938), (2148, 3795), (2277, 3580), (2530, 3222), (2685, 3036)]