81516600

素因数分解:

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

素因数の和:235

約数の個数: 288

約数和(自身を含む): 313372800

約数和(自身を除く): 231856200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 23, 24, 25, 30, 33, 36, 40, 44, 45, 46, 50, 55, 60, 66, 69, 72, 75, 88, 90, 92, 99, 100, 110, 115, 120, 132, 138, 150, 165, 179, 180, 184, 198, 200, 207, 220, 225, 230, 253, 264, 275, 276, 300, 330, 345, 358, 360, 396, 414, 440, 450, 460, 495, 506, 537, 550, 552, 575, 600, 660, 690, 716, 759, 792, 825, 828, 895, 900, 920, 990, 1012, 1035, 1074, 1100, 1150, 1265, 1320, 1380, 1432, 1518, 1611, 1650, 1656, 1725, 1790, 1800, 1969, 1980, 2024, 2070, 2148, 2200, 2277, 2300, 2475, 2530, 2685, 2760, 3036, 3222, 3300, 3450, 3580, 3795, 3938, 3960, 4117, 4140, 4296, 4475, 4554, 4600, 4950, 5060, 5175, 5370, 5907, 6072, 6325, 6444, 6600, 6900, 7160, 7590, 7876, 8055, 8234, 8280, 8950, 9108, 9845, 9900, 10120, 10350, 10740, 11385, 11814, 12351, 12650, 12888, 13425, 13800, 15180, 15752, 16110, 16468, 17721, 17900, 18216, 18975, 19690, 19800, 20585, 20700, 21480, 22770, 23628, 24702, 25300, 26850, 29535, 30360, 32220, 32936, 35442, 35800, 37053, 37950, 39380, 40275, 41170, 41400, 45287, 45540, 47256, 49225, 49404, 50600, 53700, 56925, 59070, 61755, 64440, 70884, 74106, 75900, 78760, 80550, 82340, 88605, 90574, 91080, 98450, 98808, 102925, 107400, 113850, 118140, 123510, 135861, 141768, 147675, 148212, 151800, 161100, 164680, 177210, 181148, 185265, 196900, 205850, 226435, 227700, 236280, 247020, 271722, 295350, 296424, 308775, 322200, 354420, 362296, 370530, 393800, 407583, 411700, 443025, 452870, 455400, 494040, 543444, 590700, 617550, 679305, 708840, 741060, 815166, 823400, 886050, 905740, 926325, 1086888, 1132175, 1181400, 1235100, 1358610, 1482120, 1630332, 1772100, 1811480, 1852650, 2037915, 2264350, 2470200, 2717220, 3260664, 3396525, 3544200, 3705300, 4075830, 4528700, 5434440, 6793050, 7410600, 8151660, 9057400, 10189575, 13586100, 16303320, 20379150, 27172200, 40758300, 81516600]

約数ペア:

[(1, 81516600), (2, 40758300), (3, 27172200), (4, 20379150), (5, 16303320), (6, 13586100), (8, 10189575), (9, 9057400), (10, 8151660), (11, 7410600), (12, 6793050), (15, 5434440), (18, 4528700), (20, 4075830), (22, 3705300), (23, 3544200), (24, 3396525), (25, 3260664), (30, 2717220), (33, 2470200), (36, 2264350), (40, 2037915), (44, 1852650), (45, 1811480), (46, 1772100), (50, 1630332), (55, 1482120), (60, 1358610), (66, 1235100), (69, 1181400), (72, 1132175), (75, 1086888), (88, 926325), (90, 905740), (92, 886050), (99, 823400), (100, 815166), (110, 741060), (115, 708840), (120, 679305), (132, 617550), (138, 590700), (150, 543444), (165, 494040), (179, 455400), (180, 452870), (184, 443025), (198, 411700), (200, 407583), (207, 393800), (220, 370530), (225, 362296), (230, 354420), (253, 322200), (264, 308775), (275, 296424), (276, 295350), (300, 271722), (330, 247020), (345, 236280), (358, 227700), (360, 226435), (396, 205850), (414, 196900), (440, 185265), (450, 181148), (460, 177210), (495, 164680), (506, 161100), (537, 151800), (550, 148212), (552, 147675), (575, 141768), (600, 135861), (660, 123510), (690, 118140), (716, 113850), (759, 107400), (792, 102925), (825, 98808), (828, 98450), (895, 91080), (900, 90574), (920, 88605), (990, 82340), (1012, 80550), (1035, 78760), (1074, 75900), (1100, 74106), (1150, 70884), (1265, 64440), (1320, 61755), (1380, 59070), (1432, 56925), (1518, 53700), (1611, 50600), (1650, 49404), (1656, 49225), (1725, 47256), (1790, 45540), (1800, 45287), (1969, 41400), (1980, 41170), (2024, 40275), (2070, 39380), (2148, 37950), (2200, 37053), (2277, 35800), (2300, 35442), (2475, 32936), (2530, 32220), (2685, 30360), (2760, 29535), (3036, 26850), (3222, 25300), (3300, 24702), (3450, 23628), (3580, 22770), (3795, 21480), (3938, 20700), (3960, 20585), (4117, 19800), (4140, 19690), (4296, 18975), (4475, 18216), (4554, 17900), (4600, 17721), (4950, 16468), (5060, 16110), (5175, 15752), (5370, 15180), (5907, 13800), (6072, 13425), (6325, 12888), (6444, 12650), (6600, 12351), (6900, 11814), (7160, 11385), (7590, 10740), (7876, 10350), (8055, 10120), (8234, 9900), (8280, 9845), (8950, 9108)]