280404480

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1259}}^1$

素因数の和:1314

約数の個数: 160

約数和(自身を含む): 928065600

約数和(自身を除く): 647661120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 256, 290, 320, 348, 384, 435, 464, 480, 512, 580, 640, 696, 768, 870, 928, 960, 1160, 1259, 1280, 1392, 1536, 1740, 1856, 1920, 2320, 2518, 2560, 2784, 3480, 3712, 3777, 3840, 4640, 5036, 5568, 6295, 6960, 7424, 7554, 7680, 9280, 10072, 11136, 12590, 13920, 14848, 15108, 18560, 18885, 20144, 22272, 25180, 27840, 30216, 36511, 37120, 37770, 40288, 44544, 50360, 55680, 60432, 73022, 74240, 75540, 80576, 100720, 109533, 111360, 120864, 146044, 151080, 161152, 182555, 201440, 219066, 222720, 241728, 292088, 302160, 322304, 365110, 402880, 438132, 483456, 547665, 584176, 604320, 644608, 730220, 805760, 876264, 966912, 1095330, 1168352, 1208640, 1460440, 1611520, 1752528, 1933824, 2190660, 2336704, 2417280, 2920880, 3223040, 3505056, 4381320, 4673408, 4834560, 5841760, 7010112, 8762640, 9346816, 9669120, 11683520, 14020224, 17525280, 18693632, 23367040, 28040448, 35050560, 46734080, 56080896, 70101120, 93468160, 140202240, 280404480]

約数ペア:

[(1, 280404480), (2, 140202240), (3, 93468160), (4, 70101120), (5, 56080896), (6, 46734080), (8, 35050560), (10, 28040448), (12, 23367040), (15, 18693632), (16, 17525280), (20, 14020224), (24, 11683520), (29, 9669120), (30, 9346816), (32, 8762640), (40, 7010112), (48, 5841760), (58, 4834560), (60, 4673408), (64, 4381320), (80, 3505056), (87, 3223040), (96, 2920880), (116, 2417280), (120, 2336704), (128, 2190660), (145, 1933824), (160, 1752528), (174, 1611520), (192, 1460440), (232, 1208640), (240, 1168352), (256, 1095330), (290, 966912), (320, 876264), (348, 805760), (384, 730220), (435, 644608), (464, 604320), (480, 584176), (512, 547665), (580, 483456), (640, 438132), (696, 402880), (768, 365110), (870, 322304), (928, 302160), (960, 292088), (1160, 241728), (1259, 222720), (1280, 219066), (1392, 201440), (1536, 182555), (1740, 161152), (1856, 151080), (1920, 146044), (2320, 120864), (2518, 111360), (2560, 109533), (2784, 100720), (3480, 80576), (3712, 75540), (3777, 74240), (3840, 73022), (4640, 60432), (5036, 55680), (5568, 50360), (6295, 44544), (6960, 40288), (7424, 37770), (7554, 37120), (7680, 36511), (9280, 30216), (10072, 27840), (11136, 25180), (12590, 22272), (13920, 20144), (14848, 18885), (15108, 18560)]