287057280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{487}}^1$

素因数の和:816

約数の個数: 128

約数和(自身を含む): 919860480

約数和(自身を除く): 632803200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 307, 320, 384, 480, 487, 614, 640, 921, 960, 974, 1228, 1461, 1535, 1842, 1920, 1948, 2435, 2456, 2922, 3070, 3684, 3896, 4605, 4870, 4912, 5844, 6140, 7305, 7368, 7792, 9210, 9740, 9824, 11688, 12280, 14610, 14736, 15584, 18420, 19480, 19648, 23376, 24560, 29220, 29472, 31168, 36840, 38960, 39296, 46752, 49120, 58440, 58944, 62336, 73680, 77920, 93504, 98240, 116880, 117888, 147360, 149509, 155840, 187008, 196480, 233760, 294720, 299018, 311680, 448527, 467520, 589440, 598036, 747545, 897054, 935040, 1196072, 1495090, 1794108, 2242635, 2392144, 2990180, 3588216, 4485270, 4784288, 5980360, 7176432, 8970540, 9568576, 11960720, 14352864, 17941080, 19137152, 23921440, 28705728, 35882160, 47842880, 57411456, 71764320, 95685760, 143528640, 287057280]

約数ペア:

[(1, 287057280), (2, 143528640), (3, 95685760), (4, 71764320), (5, 57411456), (6, 47842880), (8, 35882160), (10, 28705728), (12, 23921440), (15, 19137152), (16, 17941080), (20, 14352864), (24, 11960720), (30, 9568576), (32, 8970540), (40, 7176432), (48, 5980360), (60, 4784288), (64, 4485270), (80, 3588216), (96, 2990180), (120, 2392144), (128, 2242635), (160, 1794108), (192, 1495090), (240, 1196072), (307, 935040), (320, 897054), (384, 747545), (480, 598036), (487, 589440), (614, 467520), (640, 448527), (921, 311680), (960, 299018), (974, 294720), (1228, 233760), (1461, 196480), (1535, 187008), (1842, 155840), (1920, 149509), (1948, 147360), (2435, 117888), (2456, 116880), (2922, 98240), (3070, 93504), (3684, 77920), (3896, 73680), (4605, 62336), (4870, 58944), (4912, 58440), (5844, 49120), (6140, 46752), (7305, 39296), (7368, 38960), (7792, 36840), (9210, 31168), (9740, 29472), (9824, 29220), (11688, 24560), (12280, 23376), (14610, 19648), (14736, 19480), (15584, 18420)]