253307520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 256

約数和(自身を含む): 912124800

約数和(自身を除く): 658817280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 107, 108, 120, 128, 135, 137, 144, 160, 180, 192, 214, 216, 240, 270, 274, 288, 320, 321, 360, 384, 411, 428, 432, 480, 535, 540, 548, 576, 640, 642, 685, 720, 822, 856, 864, 960, 963, 1070, 1080, 1096, 1152, 1233, 1284, 1370, 1440, 1605, 1644, 1712, 1728, 1920, 1926, 2055, 2140, 2160, 2192, 2466, 2568, 2740, 2880, 2889, 3210, 3288, 3424, 3456, 3699, 3852, 4110, 4280, 4320, 4384, 4815, 4932, 5136, 5480, 5760, 5778, 6165, 6420, 6576, 6848, 7398, 7704, 8220, 8560, 8640, 8768, 9630, 9864, 10272, 10960, 11556, 12330, 12840, 13152, 13696, 14445, 14659, 14796, 15408, 16440, 17120, 17280, 17536, 18495, 19260, 19728, 20544, 21920, 23112, 24660, 25680, 26304, 28890, 29318, 29592, 30816, 32880, 34240, 36990, 38520, 39456, 41088, 43840, 43977, 46224, 49320, 51360, 52608, 57780, 58636, 59184, 61632, 65760, 68480, 73295, 73980, 77040, 78912, 87680, 87954, 92448, 98640, 102720, 115560, 117272, 118368, 123264, 131520, 131931, 146590, 147960, 154080, 157824, 175908, 184896, 197280, 205440, 219885, 231120, 234544, 236736, 263040, 263862, 293180, 295920, 308160, 351816, 369792, 394560, 395793, 439770, 462240, 469088, 473472, 527724, 586360, 591840, 616320, 659655, 703632, 789120, 791586, 879540, 924480, 938176, 1055448, 1172720, 1183680, 1319310, 1407264, 1583172, 1759080, 1848960, 1876352, 1978965, 2110896, 2345440, 2367360, 2638620, 2814528, 3166344, 3518160, 3957930, 4221792, 4690880, 5277240, 5629056, 6332688, 7036320, 7915860, 8443584, 9381760, 10554480, 12665376, 14072640, 15831720, 16887168, 21108960, 25330752, 28145280, 31663440, 42217920, 50661504, 63326880, 84435840, 126653760, 253307520]

約数ペア:

[(1, 253307520), (2, 126653760), (3, 84435840), (4, 63326880), (5, 50661504), (6, 42217920), (8, 31663440), (9, 28145280), (10, 25330752), (12, 21108960), (15, 16887168), (16, 15831720), (18, 14072640), (20, 12665376), (24, 10554480), (27, 9381760), (30, 8443584), (32, 7915860), (36, 7036320), (40, 6332688), (45, 5629056), (48, 5277240), (54, 4690880), (60, 4221792), (64, 3957930), (72, 3518160), (80, 3166344), (90, 2814528), (96, 2638620), (107, 2367360), (108, 2345440), (120, 2110896), (128, 1978965), (135, 1876352), (137, 1848960), (144, 1759080), (160, 1583172), (180, 1407264), (192, 1319310), (214, 1183680), (216, 1172720), (240, 1055448), (270, 938176), (274, 924480), (288, 879540), (320, 791586), (321, 789120), (360, 703632), (384, 659655), (411, 616320), (428, 591840), (432, 586360), (480, 527724), (535, 473472), (540, 469088), (548, 462240), (576, 439770), (640, 395793), (642, 394560), (685, 369792), (720, 351816), (822, 308160), (856, 295920), (864, 293180), (960, 263862), (963, 263040), (1070, 236736), (1080, 234544), (1096, 231120), (1152, 219885), (1233, 205440), (1284, 197280), (1370, 184896), (1440, 175908), (1605, 157824), (1644, 154080), (1712, 147960), (1728, 146590), (1920, 131931), (1926, 131520), (2055, 123264), (2140, 118368), (2160, 117272), (2192, 115560), (2466, 102720), (2568, 98640), (2740, 92448), (2880, 87954), (2889, 87680), (3210, 78912), (3288, 77040), (3424, 73980), (3456, 73295), (3699, 68480), (3852, 65760), (4110, 61632), (4280, 59184), (4320, 58636), (4384, 57780), (4815, 52608), (4932, 51360), (5136, 49320), (5480, 46224), (5760, 43977), (5778, 43840), (6165, 41088), (6420, 39456), (6576, 38520), (6848, 36990), (7398, 34240), (7704, 32880), (8220, 30816), (8560, 29592), (8640, 29318), (8768, 28890), (9630, 26304), (9864, 25680), (10272, 24660), (10960, 23112), (11556, 21920), (12330, 20544), (12840, 19728), (13152, 19260), (13696, 18495), (14445, 17536), (14659, 17280), (14796, 17120), (15408, 16440)]