80908740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:339

約数の個数: 192

約数和(自身を含む): 280869120

約数和(自身を除く): 199960380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 53, 54, 55, 60, 66, 90, 99, 106, 108, 110, 132, 135, 159, 165, 180, 198, 212, 220, 257, 265, 270, 297, 318, 330, 396, 477, 495, 514, 530, 540, 583, 594, 636, 660, 771, 795, 954, 990, 1028, 1060, 1166, 1188, 1285, 1431, 1485, 1542, 1590, 1749, 1908, 1980, 2313, 2332, 2385, 2570, 2827, 2862, 2915, 2970, 3084, 3180, 3498, 3855, 4626, 4770, 5140, 5247, 5654, 5724, 5830, 5940, 6939, 6996, 7155, 7710, 8481, 8745, 9252, 9540, 10494, 11308, 11565, 11660, 13621, 13878, 14135, 14310, 15420, 15741, 16962, 17490, 20988, 23130, 25443, 26235, 27242, 27756, 28270, 28620, 31482, 33924, 34695, 34980, 40863, 42405, 46260, 50886, 52470, 54484, 56540, 62964, 68105, 69390, 76329, 78705, 81726, 84810, 101772, 104940, 122589, 127215, 136210, 138780, 149831, 152658, 157410, 163452, 169620, 204315, 245178, 254430, 272420, 299662, 305316, 314820, 367767, 381645, 408630, 449493, 490356, 508860, 599324, 612945, 735534, 749155, 763290, 817260, 898986, 1225890, 1348479, 1471068, 1498310, 1526580, 1797972, 1838835, 2247465, 2451780, 2696958, 2996620, 3677670, 4045437, 4494930, 5393916, 6742395, 7355340, 8090874, 8989860, 13484790, 16181748, 20227185, 26969580, 40454370, 80908740]

約数ペア:

[(1, 80908740), (2, 40454370), (3, 26969580), (4, 20227185), (5, 16181748), (6, 13484790), (9, 8989860), (10, 8090874), (11, 7355340), (12, 6742395), (15, 5393916), (18, 4494930), (20, 4045437), (22, 3677670), (27, 2996620), (30, 2696958), (33, 2451780), (36, 2247465), (44, 1838835), (45, 1797972), (53, 1526580), (54, 1498310), (55, 1471068), (60, 1348479), (66, 1225890), (90, 898986), (99, 817260), (106, 763290), (108, 749155), (110, 735534), (132, 612945), (135, 599324), (159, 508860), (165, 490356), (180, 449493), (198, 408630), (212, 381645), (220, 367767), (257, 314820), (265, 305316), (270, 299662), (297, 272420), (318, 254430), (330, 245178), (396, 204315), (477, 169620), (495, 163452), (514, 157410), (530, 152658), (540, 149831), (583, 138780), (594, 136210), (636, 127215), (660, 122589), (771, 104940), (795, 101772), (954, 84810), (990, 81726), (1028, 78705), (1060, 76329), (1166, 69390), (1188, 68105), (1285, 62964), (1431, 56540), (1485, 54484), (1542, 52470), (1590, 50886), (1749, 46260), (1908, 42405), (1980, 40863), (2313, 34980), (2332, 34695), (2385, 33924), (2570, 31482), (2827, 28620), (2862, 28270), (2915, 27756), (2970, 27242), (3084, 26235), (3180, 25443), (3498, 23130), (3855, 20988), (4626, 17490), (4770, 16962), (5140, 15741), (5247, 15420), (5654, 14310), (5724, 14135), (5830, 13878), (5940, 13621), (6939, 11660), (6996, 11565), (7155, 11308), (7710, 10494), (8481, 9540), (8745, 9252)]