661132800

素因数分解:

$2^9\times 3^3\times 5^2\times {\mathrm{1913}}^1$

素因数の和:1950

約数の個数: 240

約数和(自身を含む): 2427947280

約数和(自身を除く): 1766814480

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, 108, 120, 128, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 256, 270, 288, 300, 320, 360, 384, 400, 432, 450, 480, 512, 540, 576, 600, 640, 675, 720, 768, 800, 864, 900, 960, 1080, 1152, 1200, 1280, 1350, 1440, 1536, 1600, 1728, 1800, 1913, 1920, 2160, 2304, 2400, 2560, 2700, 2880, 3200, 3456, 3600, 3826, 3840, 4320, 4608, 4800, 5400, 5739, 5760, 6400, 6912, 7200, 7652, 7680, 8640, 9565, 9600, 10800, 11478, 11520, 12800, 13824, 14400, 15304, 17217, 17280, 19130, 19200, 21600, 22956, 23040, 28695, 28800, 30608, 34434, 34560, 38260, 38400, 43200, 45912, 47825, 51651, 57390, 57600, 61216, 68868, 69120, 76520, 86085, 86400, 91824, 95650, 103302, 114780, 115200, 122432, 137736, 143475, 153040, 172170, 172800, 183648, 191300, 206604, 229560, 244864, 258255, 275472, 286950, 306080, 344340, 345600, 367296, 382600, 413208, 430425, 459120, 489728, 516510, 550944, 573900, 612160, 688680, 734592, 765200, 826416, 860850, 918240, 979456, 1033020, 1101888, 1147800, 1224320, 1291275, 1377360, 1469184, 1530400, 1652832, 1721700, 1836480, 2066040, 2203776, 2295600, 2448640, 2582550, 2754720, 2938368, 3060800, 3305664, 3443400, 3672960, 4132080, 4407552, 4591200, 4897280, 5165100, 5509440, 6121600, 6611328, 6886800, 7345920, 8264160, 8815104, 9182400, 10330200, 11018880, 12243200, 13222656, 13773600, 14691840, 16528320, 18364800, 20660400, 22037760, 24486400, 26445312, 27547200, 33056640, 36729600, 41320800, 44075520, 55094400, 66113280, 73459200, 82641600, 110188800, 132226560, 165283200, 220377600, 330566400, 661132800]

約数ペア:

[(1, 661132800), (2, 330566400), (3, 220377600), (4, 165283200), (5, 132226560), (6, 110188800), (8, 82641600), (9, 73459200), (10, 66113280), (12, 55094400), (15, 44075520), (16, 41320800), (18, 36729600), (20, 33056640), (24, 27547200), (25, 26445312), (27, 24486400), (30, 22037760), (32, 20660400), (36, 18364800), (40, 16528320), (45, 14691840), (48, 13773600), (50, 13222656), (54, 12243200), (60, 11018880), (64, 10330200), (72, 9182400), (75, 8815104), (80, 8264160), (90, 7345920), (96, 6886800), (100, 6611328), (108, 6121600), (120, 5509440), (128, 5165100), (135, 4897280), (144, 4591200), (150, 4407552), (160, 4132080), (180, 3672960), (192, 3443400), (200, 3305664), (216, 3060800), (225, 2938368), (240, 2754720), (256, 2582550), (270, 2448640), (288, 2295600), (300, 2203776), (320, 2066040), (360, 1836480), (384, 1721700), (400, 1652832), (432, 1530400), (450, 1469184), (480, 1377360), (512, 1291275), (540, 1224320), (576, 1147800), (600, 1101888), (640, 1033020), (675, 979456), (720, 918240), (768, 860850), (800, 826416), (864, 765200), (900, 734592), (960, 688680), (1080, 612160), (1152, 573900), (1200, 550944), (1280, 516510), (1350, 489728), (1440, 459120), (1536, 430425), (1600, 413208), (1728, 382600), (1800, 367296), (1913, 345600), (1920, 344340), (2160, 306080), (2304, 286950), (2400, 275472), (2560, 258255), (2700, 244864), (2880, 229560), (3200, 206604), (3456, 191300), (3600, 183648), (3826, 172800), (3840, 172170), (4320, 153040), (4608, 143475), (4800, 137736), (5400, 122432), (5739, 115200), (5760, 114780), (6400, 103302), (6912, 95650), (7200, 91824), (7652, 86400), (7680, 86085), (8640, 76520), (9565, 69120), (9600, 68868), (10800, 61216), (11478, 57600), (11520, 57390), (12800, 51651), (13824, 47825), (14400, 45912), (15304, 43200), (17217, 38400), (17280, 38260), (19130, 34560), (19200, 34434), (21600, 30608), (22956, 28800), (23040, 28695)]