280011840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^2$

素因数の和:245

約数の個数: 168

約数和(自身を含む): 927274752

約数和(自身を除く): 647262912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 97, 120, 124, 155, 160, 186, 192, 194, 240, 248, 291, 310, 320, 372, 388, 465, 480, 485, 496, 582, 620, 744, 776, 930, 960, 970, 992, 1164, 1240, 1455, 1488, 1552, 1860, 1940, 1984, 2328, 2480, 2910, 2976, 3007, 3104, 3720, 3880, 4656, 4960, 5820, 5952, 6014, 6208, 7440, 7760, 9021, 9312, 9409, 9920, 11640, 12028, 14880, 15035, 15520, 18042, 18624, 18818, 23280, 24056, 28227, 29760, 30070, 31040, 36084, 37636, 45105, 46560, 47045, 48112, 56454, 60140, 72168, 75272, 90210, 93120, 94090, 96224, 112908, 120280, 141135, 144336, 150544, 180420, 188180, 192448, 225816, 240560, 282270, 288672, 291679, 301088, 360840, 376360, 451632, 481120, 564540, 577344, 583358, 602176, 721680, 752720, 875037, 903264, 962240, 1129080, 1166716, 1443360, 1458395, 1505440, 1750074, 1806528, 2258160, 2333432, 2886720, 2916790, 3010880, 3500148, 4375185, 4516320, 4666864, 5833580, 7000296, 8750370, 9032640, 9333728, 11667160, 14000592, 17500740, 18667456, 23334320, 28001184, 35001480, 46668640, 56002368, 70002960, 93337280, 140005920, 280011840]

約数ペア:

[(1, 280011840), (2, 140005920), (3, 93337280), (4, 70002960), (5, 56002368), (6, 46668640), (8, 35001480), (10, 28001184), (12, 23334320), (15, 18667456), (16, 17500740), (20, 14000592), (24, 11667160), (30, 9333728), (31, 9032640), (32, 8750370), (40, 7000296), (48, 5833580), (60, 4666864), (62, 4516320), (64, 4375185), (80, 3500148), (93, 3010880), (96, 2916790), (97, 2886720), (120, 2333432), (124, 2258160), (155, 1806528), (160, 1750074), (186, 1505440), (192, 1458395), (194, 1443360), (240, 1166716), (248, 1129080), (291, 962240), (310, 903264), (320, 875037), (372, 752720), (388, 721680), (465, 602176), (480, 583358), (485, 577344), (496, 564540), (582, 481120), (620, 451632), (744, 376360), (776, 360840), (930, 301088), (960, 291679), (970, 288672), (992, 282270), (1164, 240560), (1240, 225816), (1455, 192448), (1488, 188180), (1552, 180420), (1860, 150544), (1940, 144336), (1984, 141135), (2328, 120280), (2480, 112908), (2910, 96224), (2976, 94090), (3007, 93120), (3104, 90210), (3720, 75272), (3880, 72168), (4656, 60140), (4960, 56454), (5820, 48112), (5952, 47045), (6014, 46560), (6208, 45105), (7440, 37636), (7760, 36084), (9021, 31040), (9312, 30070), (9409, 29760), (9920, 28227), (11640, 24056), (12028, 23280), (14880, 18818), (15035, 18624), (15520, 18042)]