212570880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 684772704

約数和(自身を除く): 472201824

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, 197, 240, 256, 281, 320, 384, 394, 480, 562, 591, 640, 768, 788, 843, 960, 985, 1124, 1182, 1280, 1405, 1576, 1686, 1920, 1970, 2248, 2364, 2810, 2955, 3152, 3372, 3840, 3940, 4215, 4496, 4728, 5620, 5910, 6304, 6744, 7880, 8430, 8992, 9456, 11240, 11820, 12608, 13488, 15760, 16860, 17984, 18912, 22480, 23640, 25216, 26976, 31520, 33720, 35968, 37824, 44960, 47280, 50432, 53952, 55357, 63040, 67440, 71936, 75648, 89920, 94560, 107904, 110714, 126080, 134880, 151296, 166071, 179840, 189120, 215808, 221428, 252160, 269760, 276785, 332142, 359680, 378240, 442856, 539520, 553570, 664284, 756480, 830355, 885712, 1079040, 1107140, 1328568, 1660710, 1771424, 2214280, 2657136, 3321420, 3542848, 4428560, 5314272, 6642840, 7085696, 8857120, 10628544, 13285680, 14171392, 17714240, 21257088, 26571360, 35428480, 42514176, 53142720, 70856960, 106285440, 212570880]

約数ペア:

[(1, 212570880), (2, 106285440), (3, 70856960), (4, 53142720), (5, 42514176), (6, 35428480), (8, 26571360), (10, 21257088), (12, 17714240), (15, 14171392), (16, 13285680), (20, 10628544), (24, 8857120), (30, 7085696), (32, 6642840), (40, 5314272), (48, 4428560), (60, 3542848), (64, 3321420), (80, 2657136), (96, 2214280), (120, 1771424), (128, 1660710), (160, 1328568), (192, 1107140), (197, 1079040), (240, 885712), (256, 830355), (281, 756480), (320, 664284), (384, 553570), (394, 539520), (480, 442856), (562, 378240), (591, 359680), (640, 332142), (768, 276785), (788, 269760), (843, 252160), (960, 221428), (985, 215808), (1124, 189120), (1182, 179840), (1280, 166071), (1405, 151296), (1576, 134880), (1686, 126080), (1920, 110714), (1970, 107904), (2248, 94560), (2364, 89920), (2810, 75648), (2955, 71936), (3152, 67440), (3372, 63040), (3840, 55357), (3940, 53952), (4215, 50432), (4496, 47280), (4728, 44960), (5620, 37824), (5910, 35968), (6304, 33720), (6744, 31520), (7880, 26976), (8430, 25216), (8992, 23640), (9456, 22480), (11240, 18912), (11820, 17984), (12608, 16860), (13488, 15760)]