80382720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{173}}^1$

素因数の和:219

約数の個数: 216

約数和(自身を含む): 283813488

約数和(自身を除く): 203430768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 128, 132, 160, 165, 173, 176, 192, 220, 240, 242, 256, 264, 320, 330, 346, 352, 363, 384, 440, 480, 484, 519, 528, 605, 640, 660, 692, 704, 726, 768, 865, 880, 960, 968, 1038, 1056, 1210, 1280, 1320, 1384, 1408, 1452, 1730, 1760, 1815, 1903, 1920, 1936, 2076, 2112, 2420, 2595, 2640, 2768, 2816, 2904, 3460, 3520, 3630, 3806, 3840, 3872, 4152, 4224, 4840, 5190, 5280, 5536, 5709, 5808, 6920, 7040, 7260, 7612, 7744, 8304, 8448, 9515, 9680, 10380, 10560, 11072, 11418, 11616, 13840, 14080, 14520, 15224, 15488, 16608, 19030, 19360, 20760, 20933, 21120, 22144, 22836, 23232, 27680, 28545, 29040, 30448, 30976, 33216, 38060, 38720, 41520, 41866, 42240, 44288, 45672, 46464, 55360, 57090, 58080, 60896, 62799, 66432, 76120, 77440, 83040, 83732, 91344, 92928, 104665, 110720, 114180, 116160, 121792, 125598, 132864, 152240, 154880, 166080, 167464, 182688, 209330, 221440, 228360, 232320, 243584, 251196, 304480, 313995, 332160, 334928, 365376, 418660, 456720, 464640, 487168, 502392, 608960, 627990, 664320, 669856, 730752, 837320, 913440, 1004784, 1217920, 1255980, 1339712, 1461504, 1674640, 1826880, 2009568, 2435840, 2511960, 2679424, 3349280, 3653760, 4019136, 5023920, 5358848, 6698560, 7307520, 8038272, 10047840, 13397120, 16076544, 20095680, 26794240, 40191360, 80382720]

約数ペア:

[(1, 80382720), (2, 40191360), (3, 26794240), (4, 20095680), (5, 16076544), (6, 13397120), (8, 10047840), (10, 8038272), (11, 7307520), (12, 6698560), (15, 5358848), (16, 5023920), (20, 4019136), (22, 3653760), (24, 3349280), (30, 2679424), (32, 2511960), (33, 2435840), (40, 2009568), (44, 1826880), (48, 1674640), (55, 1461504), (60, 1339712), (64, 1255980), (66, 1217920), (80, 1004784), (88, 913440), (96, 837320), (110, 730752), (120, 669856), (121, 664320), (128, 627990), (132, 608960), (160, 502392), (165, 487168), (173, 464640), (176, 456720), (192, 418660), (220, 365376), (240, 334928), (242, 332160), (256, 313995), (264, 304480), (320, 251196), (330, 243584), (346, 232320), (352, 228360), (363, 221440), (384, 209330), (440, 182688), (480, 167464), (484, 166080), (519, 154880), (528, 152240), (605, 132864), (640, 125598), (660, 121792), (692, 116160), (704, 114180), (726, 110720), (768, 104665), (865, 92928), (880, 91344), (960, 83732), (968, 83040), (1038, 77440), (1056, 76120), (1210, 66432), (1280, 62799), (1320, 60896), (1384, 58080), (1408, 57090), (1452, 55360), (1730, 46464), (1760, 45672), (1815, 44288), (1903, 42240), (1920, 41866), (1936, 41520), (2076, 38720), (2112, 38060), (2420, 33216), (2595, 30976), (2640, 30448), (2768, 29040), (2816, 28545), (2904, 27680), (3460, 23232), (3520, 22836), (3630, 22144), (3806, 21120), (3840, 20933), (3872, 20760), (4152, 19360), (4224, 19030), (4840, 16608), (5190, 15488), (5280, 15224), (5536, 14520), (5709, 14080), (5808, 13840), (6920, 11616), (7040, 11418), (7260, 11072), (7612, 10560), (7744, 10380), (8304, 9680), (8448, 9515)]