18489600

素因数分解:

$2^8\times 3^3\times 5^2\times {\mathrm{107}}^1$

素因数の和:142

約数の個数: 216

約数和(自身を含む): 68433120

約数和(自身を除く): 49943520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 90, 96, 100, 107, 108, 120, 128, 135, 144, 150, 160, 180, 192, 200, 214, 216, 225, 240, 256, 270, 288, 300, 320, 321, 360, 384, 400, 428, 432, 450, 480, 535, 540, 576, 600, 640, 642, 675, 720, 768, 800, 856, 864, 900, 960, 963, 1070, 1080, 1152, 1200, 1280, 1284, 1350, 1440, 1600, 1605, 1712, 1728, 1800, 1920, 1926, 2140, 2160, 2304, 2400, 2568, 2675, 2700, 2880, 2889, 3200, 3210, 3424, 3456, 3600, 3840, 3852, 4280, 4320, 4800, 4815, 5136, 5350, 5400, 5760, 5778, 6400, 6420, 6848, 6912, 7200, 7704, 8025, 8560, 8640, 9600, 9630, 10272, 10700, 10800, 11520, 11556, 12840, 13696, 14400, 14445, 15408, 16050, 17120, 17280, 19200, 19260, 20544, 21400, 21600, 23112, 24075, 25680, 27392, 28800, 28890, 30816, 32100, 34240, 34560, 38520, 41088, 42800, 43200, 46224, 48150, 51360, 57600, 57780, 61632, 64200, 68480, 72225, 77040, 82176, 85600, 86400, 92448, 96300, 102720, 115560, 123264, 128400, 136960, 144450, 154080, 171200, 172800, 184896, 192600, 205440, 231120, 246528, 256800, 288900, 308160, 342400, 369792, 385200, 410880, 462240, 513600, 577800, 616320, 684800, 739584, 770400, 924480, 1027200, 1155600, 1232640, 1540800, 1848960, 2054400, 2311200, 3081600, 3697920, 4622400, 6163200, 9244800, 18489600]

約数ペア:

[(1, 18489600), (2, 9244800), (3, 6163200), (4, 4622400), (5, 3697920), (6, 3081600), (8, 2311200), (9, 2054400), (10, 1848960), (12, 1540800), (15, 1232640), (16, 1155600), (18, 1027200), (20, 924480), (24, 770400), (25, 739584), (27, 684800), (30, 616320), (32, 577800), (36, 513600), (40, 462240), (45, 410880), (48, 385200), (50, 369792), (54, 342400), (60, 308160), (64, 288900), (72, 256800), (75, 246528), (80, 231120), (90, 205440), (96, 192600), (100, 184896), (107, 172800), (108, 171200), (120, 154080), (128, 144450), (135, 136960), (144, 128400), (150, 123264), (160, 115560), (180, 102720), (192, 96300), (200, 92448), (214, 86400), (216, 85600), (225, 82176), (240, 77040), (256, 72225), (270, 68480), (288, 64200), (300, 61632), (320, 57780), (321, 57600), (360, 51360), (384, 48150), (400, 46224), (428, 43200), (432, 42800), (450, 41088), (480, 38520), (535, 34560), (540, 34240), (576, 32100), (600, 30816), (640, 28890), (642, 28800), (675, 27392), (720, 25680), (768, 24075), (800, 23112), (856, 21600), (864, 21400), (900, 20544), (960, 19260), (963, 19200), (1070, 17280), (1080, 17120), (1152, 16050), (1200, 15408), (1280, 14445), (1284, 14400), (1350, 13696), (1440, 12840), (1600, 11556), (1605, 11520), (1712, 10800), (1728, 10700), (1800, 10272), (1920, 9630), (1926, 9600), (2140, 8640), (2160, 8560), (2304, 8025), (2400, 7704), (2568, 7200), (2675, 6912), (2700, 6848), (2880, 6420), (2889, 6400), (3200, 5778), (3210, 5760), (3424, 5400), (3456, 5350), (3600, 5136), (3840, 4815), (3852, 4800), (4280, 4320)]