280830240

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:294

約数の個数: 288

約数和(自身を含む): 1030288896

約数和(自身を除く): 749458656

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, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 233, 240, 243, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 465, 466, 480, 486, 496, 540, 558, 620, 648, 699, 720, 744, 810, 837, 864, 930, 932, 972, 992, 1080, 1116, 1165, 1215, 1240, 1296, 1395, 1398, 1440, 1488, 1620, 1674, 1860, 1864, 1944, 2097, 2160, 2232, 2330, 2430, 2480, 2511, 2592, 2790, 2796, 2976, 3240, 3348, 3495, 3720, 3728, 3888, 4185, 4194, 4320, 4464, 4660, 4860, 4960, 5022, 5580, 5592, 6291, 6480, 6696, 6990, 7223, 7440, 7456, 7533, 7776, 8370, 8388, 8928, 9320, 9720, 10044, 10485, 11160, 11184, 12555, 12582, 12960, 13392, 13980, 14446, 14880, 15066, 16740, 16776, 18640, 18873, 19440, 20088, 20970, 21669, 22320, 22368, 25110, 25164, 26784, 27960, 28892, 30132, 31455, 33480, 33552, 36115, 37280, 37665, 37746, 38880, 40176, 41940, 43338, 44640, 50220, 50328, 55920, 56619, 57784, 60264, 62910, 65007, 66960, 67104, 72230, 75330, 75492, 80352, 83880, 86676, 94365, 100440, 100656, 108345, 111840, 113238, 115568, 120528, 125820, 130014, 133920, 144460, 150660, 150984, 167760, 173352, 188730, 195021, 200880, 201312, 216690, 226476, 231136, 241056, 251640, 260028, 283095, 288920, 301320, 301968, 325035, 335520, 346704, 377460, 390042, 401760, 433380, 452952, 503280, 520056, 566190, 577840, 585063, 602640, 603936, 650070, 693408, 754920, 780084, 866760, 905904, 975105, 1006560, 1040112, 1132380, 1155680, 1170126, 1205280, 1300140, 1509840, 1560168, 1733520, 1755189, 1811808, 1950210, 2080224, 2264760, 2340252, 2600280, 2925315, 3019680, 3120336, 3467040, 3510378, 3900420, 4529520, 4680504, 5200560, 5850630, 6240672, 7020756, 7800840, 8775945, 9059040, 9361008, 10401120, 11701260, 14041512, 15601680, 17551890, 18722016, 23402520, 28083024, 31203360, 35103780, 46805040, 56166048, 70207560, 93610080, 140415120, 280830240]

約数ペア:

[(1, 280830240), (2, 140415120), (3, 93610080), (4, 70207560), (5, 56166048), (6, 46805040), (8, 35103780), (9, 31203360), (10, 28083024), (12, 23402520), (15, 18722016), (16, 17551890), (18, 15601680), (20, 14041512), (24, 11701260), (27, 10401120), (30, 9361008), (31, 9059040), (32, 8775945), (36, 7800840), (40, 7020756), (45, 6240672), (48, 5850630), (54, 5200560), (60, 4680504), (62, 4529520), (72, 3900420), (80, 3510378), (81, 3467040), (90, 3120336), (93, 3019680), (96, 2925315), (108, 2600280), (120, 2340252), (124, 2264760), (135, 2080224), (144, 1950210), (155, 1811808), (160, 1755189), (162, 1733520), (180, 1560168), (186, 1509840), (216, 1300140), (233, 1205280), (240, 1170126), (243, 1155680), (248, 1132380), (270, 1040112), (279, 1006560), (288, 975105), (310, 905904), (324, 866760), (360, 780084), (372, 754920), (405, 693408), (432, 650070), (465, 603936), (466, 602640), (480, 585063), (486, 577840), (496, 566190), (540, 520056), (558, 503280), (620, 452952), (648, 433380), (699, 401760), (720, 390042), (744, 377460), (810, 346704), (837, 335520), (864, 325035), (930, 301968), (932, 301320), (972, 288920), (992, 283095), (1080, 260028), (1116, 251640), (1165, 241056), (1215, 231136), (1240, 226476), (1296, 216690), (1395, 201312), (1398, 200880), (1440, 195021), (1488, 188730), (1620, 173352), (1674, 167760), (1860, 150984), (1864, 150660), (1944, 144460), (2097, 133920), (2160, 130014), (2232, 125820), (2330, 120528), (2430, 115568), (2480, 113238), (2511, 111840), (2592, 108345), (2790, 100656), (2796, 100440), (2976, 94365), (3240, 86676), (3348, 83880), (3495, 80352), (3720, 75492), (3728, 75330), (3888, 72230), (4185, 67104), (4194, 66960), (4320, 65007), (4464, 62910), (4660, 60264), (4860, 57784), (4960, 56619), (5022, 55920), (5580, 50328), (5592, 50220), (6291, 44640), (6480, 43338), (6696, 41940), (6990, 40176), (7223, 38880), (7440, 37746), (7456, 37665), (7533, 37280), (7776, 36115), (8370, 33552), (8388, 33480), (8928, 31455), (9320, 30132), (9720, 28892), (10044, 27960), (10485, 26784), (11160, 25164), (11184, 25110), (12555, 22368), (12582, 22320), (12960, 21669), (13392, 20970), (13980, 20088), (14446, 19440), (14880, 18873), (15066, 18640), (16740, 16776)]