258468480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1951}}^1$

素因数の和:1999

約数の個数: 192

約数和(自身を含む): 931806720

約数和(自身を除く): 673338240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 552, 576, 640, 690, 720, 736, 828, 920, 960, 1035, 1104, 1152, 1380, 1440, 1472, 1656, 1840, 1920, 1951, 2070, 2208, 2760, 2880, 2944, 3312, 3680, 3902, 4140, 4416, 5520, 5760, 5853, 6624, 7360, 7804, 8280, 8832, 9755, 11040, 11706, 13248, 14720, 15608, 16560, 17559, 19510, 22080, 23412, 26496, 29265, 31216, 33120, 35118, 39020, 44160, 44873, 46824, 58530, 62432, 66240, 70236, 78040, 87795, 89746, 93648, 117060, 124864, 132480, 134619, 140472, 156080, 175590, 179492, 187296, 224365, 234120, 249728, 269238, 280944, 312160, 351180, 358984, 374592, 403857, 448730, 468240, 538476, 561888, 624320, 673095, 702360, 717968, 749184, 807714, 897460, 936480, 1076952, 1123776, 1248640, 1346190, 1404720, 1435936, 1615428, 1794920, 1872960, 2019285, 2153904, 2247552, 2692380, 2809440, 2871872, 3230856, 3589840, 3745920, 4038570, 4307808, 5384760, 5618880, 5743744, 6461712, 7179680, 8077140, 8615616, 10769520, 11237760, 12923424, 14359360, 16154280, 17231232, 21539040, 25846848, 28718720, 32308560, 43078080, 51693696, 64617120, 86156160, 129234240, 258468480]

約数ペア:

[(1, 258468480), (2, 129234240), (3, 86156160), (4, 64617120), (5, 51693696), (6, 43078080), (8, 32308560), (9, 28718720), (10, 25846848), (12, 21539040), (15, 17231232), (16, 16154280), (18, 14359360), (20, 12923424), (23, 11237760), (24, 10769520), (30, 8615616), (32, 8077140), (36, 7179680), (40, 6461712), (45, 5743744), (46, 5618880), (48, 5384760), (60, 4307808), (64, 4038570), (69, 3745920), (72, 3589840), (80, 3230856), (90, 2871872), (92, 2809440), (96, 2692380), (115, 2247552), (120, 2153904), (128, 2019285), (138, 1872960), (144, 1794920), (160, 1615428), (180, 1435936), (184, 1404720), (192, 1346190), (207, 1248640), (230, 1123776), (240, 1076952), (276, 936480), (288, 897460), (320, 807714), (345, 749184), (360, 717968), (368, 702360), (384, 673095), (414, 624320), (460, 561888), (480, 538476), (552, 468240), (576, 448730), (640, 403857), (690, 374592), (720, 358984), (736, 351180), (828, 312160), (920, 280944), (960, 269238), (1035, 249728), (1104, 234120), (1152, 224365), (1380, 187296), (1440, 179492), (1472, 175590), (1656, 156080), (1840, 140472), (1920, 134619), (1951, 132480), (2070, 124864), (2208, 117060), (2760, 93648), (2880, 89746), (2944, 87795), (3312, 78040), (3680, 70236), (3902, 66240), (4140, 62432), (4416, 58530), (5520, 46824), (5760, 44873), (5853, 44160), (6624, 39020), (7360, 35118), (7804, 33120), (8280, 31216), (8832, 29265), (9755, 26496), (11040, 23412), (11706, 22080), (13248, 19510), (14720, 17559), (15608, 16560)]