20332800

素因数分解:

$2^8\times 3^2\times 5^2\times {\mathrm{353}}^1$

素因数の和:385

約数の個数: 162

約数和(自身を含む): 72900282

約数和(自身を除く): 52567482

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 256, 288, 300, 320, 353, 360, 384, 400, 450, 480, 576, 600, 640, 706, 720, 768, 800, 900, 960, 1059, 1152, 1200, 1280, 1412, 1440, 1600, 1765, 1800, 1920, 2118, 2304, 2400, 2824, 2880, 3177, 3200, 3530, 3600, 3840, 4236, 4800, 5295, 5648, 5760, 6354, 6400, 7060, 7200, 8472, 8825, 9600, 10590, 11296, 11520, 12708, 14120, 14400, 15885, 16944, 17650, 19200, 21180, 22592, 25416, 26475, 28240, 28800, 31770, 33888, 35300, 42360, 45184, 50832, 52950, 56480, 57600, 63540, 67776, 70600, 79425, 84720, 90368, 101664, 105900, 112960, 127080, 135552, 141200, 158850, 169440, 203328, 211800, 225920, 254160, 271104, 282400, 317700, 338880, 406656, 423600, 451840, 508320, 564800, 635400, 677760, 813312, 847200, 1016640, 1129600, 1270800, 1355520, 1694400, 2033280, 2259200, 2541600, 3388800, 4066560, 5083200, 6777600, 10166400, 20332800]

約数ペア:

[(1, 20332800), (2, 10166400), (3, 6777600), (4, 5083200), (5, 4066560), (6, 3388800), (8, 2541600), (9, 2259200), (10, 2033280), (12, 1694400), (15, 1355520), (16, 1270800), (18, 1129600), (20, 1016640), (24, 847200), (25, 813312), (30, 677760), (32, 635400), (36, 564800), (40, 508320), (45, 451840), (48, 423600), (50, 406656), (60, 338880), (64, 317700), (72, 282400), (75, 271104), (80, 254160), (90, 225920), (96, 211800), (100, 203328), (120, 169440), (128, 158850), (144, 141200), (150, 135552), (160, 127080), (180, 112960), (192, 105900), (200, 101664), (225, 90368), (240, 84720), (256, 79425), (288, 70600), (300, 67776), (320, 63540), (353, 57600), (360, 56480), (384, 52950), (400, 50832), (450, 45184), (480, 42360), (576, 35300), (600, 33888), (640, 31770), (706, 28800), (720, 28240), (768, 26475), (800, 25416), (900, 22592), (960, 21180), (1059, 19200), (1152, 17650), (1200, 16944), (1280, 15885), (1412, 14400), (1440, 14120), (1600, 12708), (1765, 11520), (1800, 11296), (1920, 10590), (2118, 9600), (2304, 8825), (2400, 8472), (2824, 7200), (2880, 7060), (3177, 6400), (3200, 6354), (3530, 5760), (3600, 5648), (3840, 5295), (4236, 4800)]