204172800

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:453

約数の個数: 240

約数和(自身を含む): 728130480

約数和(自身を除く): 523957680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 192, 195, 200, 208, 240, 256, 260, 300, 312, 320, 325, 384, 390, 400, 409, 416, 480, 512, 520, 600, 624, 640, 650, 768, 780, 800, 818, 832, 960, 975, 1040, 1200, 1227, 1248, 1280, 1300, 1536, 1560, 1600, 1636, 1664, 1920, 1950, 2045, 2080, 2400, 2454, 2496, 2560, 2600, 3120, 3200, 3272, 3328, 3840, 3900, 4090, 4160, 4800, 4908, 4992, 5200, 5317, 6135, 6240, 6400, 6544, 6656, 7680, 7800, 8180, 8320, 9600, 9816, 9984, 10225, 10400, 10634, 12270, 12480, 12800, 13088, 15600, 15951, 16360, 16640, 19200, 19632, 19968, 20450, 20800, 21268, 24540, 24960, 26176, 26585, 30675, 31200, 31902, 32720, 33280, 38400, 39264, 40900, 41600, 42536, 49080, 49920, 52352, 53170, 61350, 62400, 63804, 65440, 78528, 79755, 81800, 83200, 85072, 98160, 99840, 104704, 106340, 122700, 124800, 127608, 130880, 132925, 157056, 159510, 163600, 166400, 170144, 196320, 209408, 212680, 245400, 249600, 255216, 261760, 265850, 314112, 319020, 327200, 340288, 392640, 398775, 425360, 490800, 499200, 510432, 523520, 531700, 628224, 638040, 654400, 680576, 785280, 797550, 850720, 981600, 1020864, 1047040, 1063400, 1276080, 1308800, 1361152, 1570560, 1595100, 1701440, 1963200, 2041728, 2126800, 2552160, 2617600, 2722304, 3141120, 3190200, 3402880, 3926400, 4083456, 4253600, 5104320, 5235200, 6380400, 6805760, 7852800, 8166912, 8507200, 10208640, 12760800, 13611520, 15705600, 17014400, 20417280, 25521600, 34028800, 40834560, 51043200, 68057600, 102086400, 204172800]

約数ペア:

[(1, 204172800), (2, 102086400), (3, 68057600), (4, 51043200), (5, 40834560), (6, 34028800), (8, 25521600), (10, 20417280), (12, 17014400), (13, 15705600), (15, 13611520), (16, 12760800), (20, 10208640), (24, 8507200), (25, 8166912), (26, 7852800), (30, 6805760), (32, 6380400), (39, 5235200), (40, 5104320), (48, 4253600), (50, 4083456), (52, 3926400), (60, 3402880), (64, 3190200), (65, 3141120), (75, 2722304), (78, 2617600), (80, 2552160), (96, 2126800), (100, 2041728), (104, 1963200), (120, 1701440), (128, 1595100), (130, 1570560), (150, 1361152), (156, 1308800), (160, 1276080), (192, 1063400), (195, 1047040), (200, 1020864), (208, 981600), (240, 850720), (256, 797550), (260, 785280), (300, 680576), (312, 654400), (320, 638040), (325, 628224), (384, 531700), (390, 523520), (400, 510432), (409, 499200), (416, 490800), (480, 425360), (512, 398775), (520, 392640), (600, 340288), (624, 327200), (640, 319020), (650, 314112), (768, 265850), (780, 261760), (800, 255216), (818, 249600), (832, 245400), (960, 212680), (975, 209408), (1040, 196320), (1200, 170144), (1227, 166400), (1248, 163600), (1280, 159510), (1300, 157056), (1536, 132925), (1560, 130880), (1600, 127608), (1636, 124800), (1664, 122700), (1920, 106340), (1950, 104704), (2045, 99840), (2080, 98160), (2400, 85072), (2454, 83200), (2496, 81800), (2560, 79755), (2600, 78528), (3120, 65440), (3200, 63804), (3272, 62400), (3328, 61350), (3840, 53170), (3900, 52352), (4090, 49920), (4160, 49080), (4800, 42536), (4908, 41600), (4992, 40900), (5200, 39264), (5317, 38400), (6135, 33280), (6240, 32720), (6400, 31902), (6544, 31200), (6656, 30675), (7680, 26585), (7800, 26176), (8180, 24960), (8320, 24540), (9600, 21268), (9816, 20800), (9984, 20450), (10225, 19968), (10400, 19632), (10634, 19200), (12270, 16640), (12480, 16360), (12800, 15951), (13088, 15600)]