161817480

素因数分解:

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

素因数の和:341

約数の個数: 256

約数和(自身を含む): 601862400

約数和(自身を除く): 440044920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 53, 54, 55, 60, 66, 72, 88, 90, 99, 106, 108, 110, 120, 132, 135, 159, 165, 180, 198, 212, 216, 220, 257, 264, 265, 270, 297, 318, 330, 360, 396, 424, 440, 477, 495, 514, 530, 540, 583, 594, 636, 660, 771, 792, 795, 954, 990, 1028, 1060, 1080, 1166, 1188, 1272, 1285, 1320, 1431, 1485, 1542, 1590, 1749, 1908, 1980, 2056, 2120, 2313, 2332, 2376, 2385, 2570, 2827, 2862, 2915, 2970, 3084, 3180, 3498, 3816, 3855, 3960, 4626, 4664, 4770, 5140, 5247, 5654, 5724, 5830, 5940, 6168, 6360, 6939, 6996, 7155, 7710, 8481, 8745, 9252, 9540, 10280, 10494, 11308, 11448, 11565, 11660, 11880, 13621, 13878, 13992, 14135, 14310, 15420, 15741, 16962, 17490, 18504, 19080, 20988, 22616, 23130, 23320, 25443, 26235, 27242, 27756, 28270, 28620, 30840, 31482, 33924, 34695, 34980, 40863, 41976, 42405, 46260, 50886, 52470, 54484, 55512, 56540, 57240, 62964, 67848, 68105, 69390, 69960, 76329, 78705, 81726, 84810, 92520, 101772, 104940, 108968, 113080, 122589, 125928, 127215, 136210, 138780, 149831, 152658, 157410, 163452, 169620, 203544, 204315, 209880, 245178, 254430, 272420, 277560, 299662, 305316, 314820, 326904, 339240, 367767, 381645, 408630, 449493, 490356, 508860, 544840, 599324, 610632, 612945, 629640, 735534, 749155, 763290, 817260, 898986, 980712, 1017720, 1198648, 1225890, 1348479, 1471068, 1498310, 1526580, 1634520, 1797972, 1838835, 2247465, 2451780, 2696958, 2942136, 2996620, 3053160, 3595944, 3677670, 4045437, 4494930, 4903560, 5393916, 5993240, 6742395, 7355340, 8090874, 8989860, 10787832, 13484790, 14710680, 16181748, 17979720, 20227185, 26969580, 32363496, 40454370, 53939160, 80908740, 161817480]

約数ペア:

[(1, 161817480), (2, 80908740), (3, 53939160), (4, 40454370), (5, 32363496), (6, 26969580), (8, 20227185), (9, 17979720), (10, 16181748), (11, 14710680), (12, 13484790), (15, 10787832), (18, 8989860), (20, 8090874), (22, 7355340), (24, 6742395), (27, 5993240), (30, 5393916), (33, 4903560), (36, 4494930), (40, 4045437), (44, 3677670), (45, 3595944), (53, 3053160), (54, 2996620), (55, 2942136), (60, 2696958), (66, 2451780), (72, 2247465), (88, 1838835), (90, 1797972), (99, 1634520), (106, 1526580), (108, 1498310), (110, 1471068), (120, 1348479), (132, 1225890), (135, 1198648), (159, 1017720), (165, 980712), (180, 898986), (198, 817260), (212, 763290), (216, 749155), (220, 735534), (257, 629640), (264, 612945), (265, 610632), (270, 599324), (297, 544840), (318, 508860), (330, 490356), (360, 449493), (396, 408630), (424, 381645), (440, 367767), (477, 339240), (495, 326904), (514, 314820), (530, 305316), (540, 299662), (583, 277560), (594, 272420), (636, 254430), (660, 245178), (771, 209880), (792, 204315), (795, 203544), (954, 169620), (990, 163452), (1028, 157410), (1060, 152658), (1080, 149831), (1166, 138780), (1188, 136210), (1272, 127215), (1285, 125928), (1320, 122589), (1431, 113080), (1485, 108968), (1542, 104940), (1590, 101772), (1749, 92520), (1908, 84810), (1980, 81726), (2056, 78705), (2120, 76329), (2313, 69960), (2332, 69390), (2376, 68105), (2385, 67848), (2570, 62964), (2827, 57240), (2862, 56540), (2915, 55512), (2970, 54484), (3084, 52470), (3180, 50886), (3498, 46260), (3816, 42405), (3855, 41976), (3960, 40863), (4626, 34980), (4664, 34695), (4770, 33924), (5140, 31482), (5247, 30840), (5654, 28620), (5724, 28270), (5830, 27756), (5940, 27242), (6168, 26235), (6360, 25443), (6939, 23320), (6996, 23130), (7155, 22616), (7710, 20988), (8481, 19080), (8745, 18504), (9252, 17490), (9540, 16962), (10280, 15741), (10494, 15420), (11308, 14310), (11448, 14135), (11565, 13992), (11660, 13878), (11880, 13621)]