321152000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:241

約数の個数: 176

約数和(自身を含む): 867305712

約数和(自身を除く): 546153712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 193, 200, 208, 250, 256, 260, 320, 325, 386, 400, 416, 500, 512, 520, 640, 650, 772, 800, 832, 965, 1000, 1024, 1040, 1280, 1300, 1544, 1600, 1625, 1664, 1930, 2000, 2080, 2509, 2560, 2600, 3088, 3200, 3250, 3328, 3860, 4000, 4160, 4825, 5018, 5120, 5200, 6176, 6400, 6500, 6656, 7720, 8000, 8320, 9650, 10036, 10400, 12352, 12545, 12800, 13000, 13312, 15440, 16000, 16640, 19300, 20072, 20800, 24125, 24704, 25090, 25600, 26000, 30880, 32000, 33280, 38600, 40144, 41600, 48250, 49408, 50180, 52000, 61760, 62725, 64000, 66560, 77200, 80288, 83200, 96500, 98816, 100360, 104000, 123520, 125450, 128000, 154400, 160576, 166400, 193000, 197632, 200720, 208000, 247040, 250900, 308800, 313625, 321152, 332800, 386000, 401440, 416000, 494080, 501800, 617600, 627250, 642304, 772000, 802880, 832000, 988160, 1003600, 1235200, 1254500, 1284608, 1544000, 1605760, 1664000, 2007200, 2470400, 2509000, 2569216, 3088000, 3211520, 4014400, 4940800, 5018000, 6176000, 6423040, 8028800, 10036000, 12352000, 12846080, 16057600, 20072000, 24704000, 32115200, 40144000, 64230400, 80288000, 160576000, 321152000]

約数ペア:

[(1, 321152000), (2, 160576000), (4, 80288000), (5, 64230400), (8, 40144000), (10, 32115200), (13, 24704000), (16, 20072000), (20, 16057600), (25, 12846080), (26, 12352000), (32, 10036000), (40, 8028800), (50, 6423040), (52, 6176000), (64, 5018000), (65, 4940800), (80, 4014400), (100, 3211520), (104, 3088000), (125, 2569216), (128, 2509000), (130, 2470400), (160, 2007200), (193, 1664000), (200, 1605760), (208, 1544000), (250, 1284608), (256, 1254500), (260, 1235200), (320, 1003600), (325, 988160), (386, 832000), (400, 802880), (416, 772000), (500, 642304), (512, 627250), (520, 617600), (640, 501800), (650, 494080), (772, 416000), (800, 401440), (832, 386000), (965, 332800), (1000, 321152), (1024, 313625), (1040, 308800), (1280, 250900), (1300, 247040), (1544, 208000), (1600, 200720), (1625, 197632), (1664, 193000), (1930, 166400), (2000, 160576), (2080, 154400), (2509, 128000), (2560, 125450), (2600, 123520), (3088, 104000), (3200, 100360), (3250, 98816), (3328, 96500), (3860, 83200), (4000, 80288), (4160, 77200), (4825, 66560), (5018, 64000), (5120, 62725), (5200, 61760), (6176, 52000), (6400, 50180), (6500, 49408), (6656, 48250), (7720, 41600), (8000, 40144), (8320, 38600), (9650, 33280), (10036, 32000), (10400, 30880), (12352, 26000), (12545, 25600), (12800, 25090), (13000, 24704), (13312, 24125), (15440, 20800), (16000, 20072), (16640, 19300)]