281378880

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1123}}^1$

素因数の和:1178

約数の個数: 224

約数和(自身を含む): 1027785600

約数和(自身を除く): 746406720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 432, 435, 464, 480, 522, 540, 576, 580, 696, 720, 783, 864, 870, 928, 960, 1044, 1080, 1123, 1160, 1305, 1392, 1440, 1566, 1728, 1740, 1856, 2088, 2160, 2246, 2320, 2610, 2784, 2880, 3132, 3369, 3480, 3915, 4176, 4320, 4492, 4640, 5220, 5568, 5615, 6264, 6738, 6960, 7830, 8352, 8640, 8984, 9280, 10107, 10440, 11230, 12528, 13476, 13920, 15660, 16704, 16845, 17968, 20214, 20880, 22460, 25056, 26952, 27840, 30321, 31320, 32567, 33690, 35936, 40428, 41760, 44920, 50112, 50535, 53904, 60642, 62640, 65134, 67380, 71872, 80856, 83520, 89840, 97701, 101070, 107808, 121284, 125280, 130268, 134760, 151605, 161712, 162835, 179680, 195402, 202140, 215616, 242568, 250560, 260536, 269520, 293103, 303210, 323424, 325670, 359360, 390804, 404280, 485136, 488505, 521072, 539040, 586206, 606420, 646848, 651340, 781608, 808560, 879309, 970272, 977010, 1042144, 1078080, 1172412, 1212840, 1302680, 1465515, 1563216, 1617120, 1758618, 1940544, 1954020, 2084288, 2344824, 2425680, 2605360, 2931030, 3126432, 3234240, 3517236, 3908040, 4396545, 4689648, 4851360, 5210720, 5862060, 6252864, 7034472, 7816080, 8793090, 9379296, 9702720, 10421440, 11724120, 14068944, 15632160, 17586180, 18758592, 23448240, 28137888, 31264320, 35172360, 46896480, 56275776, 70344720, 93792960, 140689440, 281378880]

約数ペア:

[(1, 281378880), (2, 140689440), (3, 93792960), (4, 70344720), (5, 56275776), (6, 46896480), (8, 35172360), (9, 31264320), (10, 28137888), (12, 23448240), (15, 18758592), (16, 17586180), (18, 15632160), (20, 14068944), (24, 11724120), (27, 10421440), (29, 9702720), (30, 9379296), (32, 8793090), (36, 7816080), (40, 7034472), (45, 6252864), (48, 5862060), (54, 5210720), (58, 4851360), (60, 4689648), (64, 4396545), (72, 3908040), (80, 3517236), (87, 3234240), (90, 3126432), (96, 2931030), (108, 2605360), (116, 2425680), (120, 2344824), (135, 2084288), (144, 1954020), (145, 1940544), (160, 1758618), (174, 1617120), (180, 1563216), (192, 1465515), (216, 1302680), (232, 1212840), (240, 1172412), (261, 1078080), (270, 1042144), (288, 977010), (290, 970272), (320, 879309), (348, 808560), (360, 781608), (432, 651340), (435, 646848), (464, 606420), (480, 586206), (522, 539040), (540, 521072), (576, 488505), (580, 485136), (696, 404280), (720, 390804), (783, 359360), (864, 325670), (870, 323424), (928, 303210), (960, 293103), (1044, 269520), (1080, 260536), (1123, 250560), (1160, 242568), (1305, 215616), (1392, 202140), (1440, 195402), (1566, 179680), (1728, 162835), (1740, 161712), (1856, 151605), (2088, 134760), (2160, 130268), (2246, 125280), (2320, 121284), (2610, 107808), (2784, 101070), (2880, 97701), (3132, 89840), (3369, 83520), (3480, 80856), (3915, 71872), (4176, 67380), (4320, 65134), (4492, 62640), (4640, 60642), (5220, 53904), (5568, 50535), (5615, 50112), (6264, 44920), (6738, 41760), (6960, 40428), (7830, 35936), (8352, 33690), (8640, 32567), (8984, 31320), (9280, 30321), (10107, 27840), (10440, 26952), (11230, 25056), (12528, 22460), (13476, 20880), (13920, 20214), (15660, 17968), (16704, 16845)]