281499840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1051}}^1$

素因数の和:1108

約数の個数: 224

約数和(自身を含む): 1026078720

約数和(自身を除く): 744578880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 432, 465, 480, 496, 540, 558, 576, 620, 720, 744, 837, 864, 930, 960, 992, 1051, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1984, 2102, 2160, 2232, 2480, 2790, 2880, 2976, 3153, 3348, 3720, 4185, 4204, 4320, 4464, 4960, 5255, 5580, 5952, 6306, 6696, 7440, 8370, 8408, 8640, 8928, 9459, 9920, 10510, 11160, 12612, 13392, 14880, 15765, 16740, 16816, 17856, 18918, 21020, 22320, 25224, 26784, 28377, 29760, 31530, 32581, 33480, 33632, 37836, 42040, 44640, 47295, 50448, 53568, 56754, 63060, 65162, 66960, 67264, 75672, 84080, 89280, 94590, 97743, 100896, 113508, 126120, 130324, 133920, 141885, 151344, 162905, 168160, 189180, 195486, 201792, 227016, 252240, 260648, 267840, 283770, 293229, 302688, 325810, 336320, 378360, 390972, 454032, 488715, 504480, 521296, 567540, 586458, 605376, 651620, 756720, 781944, 879687, 908064, 977430, 1008960, 1042592, 1135080, 1172916, 1303240, 1466145, 1513440, 1563888, 1759374, 1816128, 1954860, 2085184, 2270160, 2345832, 2606480, 2932290, 3026880, 3127776, 3518748, 3909720, 4398435, 4540320, 4691664, 5212960, 5864580, 6255552, 7037496, 7819440, 8796870, 9080640, 9383328, 10425920, 11729160, 14074992, 15638880, 17593740, 18766656, 23458320, 28149984, 31277760, 35187480, 46916640, 56299968, 70374960, 93833280, 140749920, 281499840]

約数ペア:

[(1, 281499840), (2, 140749920), (3, 93833280), (4, 70374960), (5, 56299968), (6, 46916640), (8, 35187480), (9, 31277760), (10, 28149984), (12, 23458320), (15, 18766656), (16, 17593740), (18, 15638880), (20, 14074992), (24, 11729160), (27, 10425920), (30, 9383328), (31, 9080640), (32, 8796870), (36, 7819440), (40, 7037496), (45, 6255552), (48, 5864580), (54, 5212960), (60, 4691664), (62, 4540320), (64, 4398435), (72, 3909720), (80, 3518748), (90, 3127776), (93, 3026880), (96, 2932290), (108, 2606480), (120, 2345832), (124, 2270160), (135, 2085184), (144, 1954860), (155, 1816128), (160, 1759374), (180, 1563888), (186, 1513440), (192, 1466145), (216, 1303240), (240, 1172916), (248, 1135080), (270, 1042592), (279, 1008960), (288, 977430), (310, 908064), (320, 879687), (360, 781944), (372, 756720), (432, 651620), (465, 605376), (480, 586458), (496, 567540), (540, 521296), (558, 504480), (576, 488715), (620, 454032), (720, 390972), (744, 378360), (837, 336320), (864, 325810), (930, 302688), (960, 293229), (992, 283770), (1051, 267840), (1080, 260648), (1116, 252240), (1240, 227016), (1395, 201792), (1440, 195486), (1488, 189180), (1674, 168160), (1728, 162905), (1860, 151344), (1984, 141885), (2102, 133920), (2160, 130324), (2232, 126120), (2480, 113508), (2790, 100896), (2880, 97743), (2976, 94590), (3153, 89280), (3348, 84080), (3720, 75672), (4185, 67264), (4204, 66960), (4320, 65162), (4464, 63060), (4960, 56754), (5255, 53568), (5580, 50448), (5952, 47295), (6306, 44640), (6696, 42040), (7440, 37836), (8370, 33632), (8408, 33480), (8640, 32581), (8928, 31530), (9459, 29760), (9920, 28377), (10510, 26784), (11160, 25224), (12612, 22320), (13392, 21020), (14880, 18918), (15765, 17856), (16740, 16816)]