18653760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:170

約数の個数: 224

約数和(自身を含む): 70225920

約数和(自身を除く): 51572160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 127, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 254, 255, 270, 272, 288, 306, 320, 340, 360, 381, 408, 432, 459, 480, 508, 510, 540, 544, 576, 612, 635, 680, 720, 762, 765, 816, 864, 918, 960, 1016, 1020, 1080, 1088, 1143, 1224, 1270, 1360, 1440, 1524, 1530, 1632, 1728, 1836, 1905, 2032, 2040, 2159, 2160, 2286, 2295, 2448, 2540, 2720, 2880, 3048, 3060, 3264, 3429, 3672, 3810, 4064, 4080, 4318, 4320, 4572, 4590, 4896, 5080, 5440, 5715, 6096, 6120, 6477, 6858, 7344, 7620, 8128, 8160, 8636, 8640, 9144, 9180, 9792, 10160, 10795, 11430, 12192, 12240, 12954, 13716, 14688, 15240, 16320, 17145, 17272, 18288, 18360, 19431, 20320, 21590, 22860, 24384, 24480, 25908, 27432, 29376, 30480, 32385, 34290, 34544, 36576, 36720, 38862, 40640, 43180, 45720, 48960, 51816, 54864, 58293, 60960, 64770, 68580, 69088, 73152, 73440, 77724, 86360, 91440, 97155, 103632, 109728, 116586, 121920, 129540, 137160, 138176, 146880, 155448, 172720, 182880, 194310, 207264, 219456, 233172, 259080, 274320, 291465, 310896, 345440, 365760, 388620, 414528, 466344, 518160, 548640, 582930, 621792, 690880, 777240, 932688, 1036320, 1097280, 1165860, 1243584, 1554480, 1865376, 2072640, 2331720, 3108960, 3730752, 4663440, 6217920, 9326880, 18653760]

約数ペア:

[(1, 18653760), (2, 9326880), (3, 6217920), (4, 4663440), (5, 3730752), (6, 3108960), (8, 2331720), (9, 2072640), (10, 1865376), (12, 1554480), (15, 1243584), (16, 1165860), (17, 1097280), (18, 1036320), (20, 932688), (24, 777240), (27, 690880), (30, 621792), (32, 582930), (34, 548640), (36, 518160), (40, 466344), (45, 414528), (48, 388620), (51, 365760), (54, 345440), (60, 310896), (64, 291465), (68, 274320), (72, 259080), (80, 233172), (85, 219456), (90, 207264), (96, 194310), (102, 182880), (108, 172720), (120, 155448), (127, 146880), (135, 138176), (136, 137160), (144, 129540), (153, 121920), (160, 116586), (170, 109728), (180, 103632), (192, 97155), (204, 91440), (216, 86360), (240, 77724), (254, 73440), (255, 73152), (270, 69088), (272, 68580), (288, 64770), (306, 60960), (320, 58293), (340, 54864), (360, 51816), (381, 48960), (408, 45720), (432, 43180), (459, 40640), (480, 38862), (508, 36720), (510, 36576), (540, 34544), (544, 34290), (576, 32385), (612, 30480), (635, 29376), (680, 27432), (720, 25908), (762, 24480), (765, 24384), (816, 22860), (864, 21590), (918, 20320), (960, 19431), (1016, 18360), (1020, 18288), (1080, 17272), (1088, 17145), (1143, 16320), (1224, 15240), (1270, 14688), (1360, 13716), (1440, 12954), (1524, 12240), (1530, 12192), (1632, 11430), (1728, 10795), (1836, 10160), (1905, 9792), (2032, 9180), (2040, 9144), (2159, 8640), (2160, 8636), (2286, 8160), (2295, 8128), (2448, 7620), (2540, 7344), (2720, 6858), (2880, 6477), (3048, 6120), (3060, 6096), (3264, 5715), (3429, 5440), (3672, 5080), (3810, 4896), (4064, 4590), (4080, 4572), (4318, 4320)]