397887360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:893

約数の個数: 256

約数和(自身を含む): 1439424000

約数和(自身を除く): 1041536640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 128, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 260, 285, 304, 312, 320, 380, 384, 390, 416, 456, 480, 494, 520, 570, 608, 624, 640, 741, 760, 780, 832, 839, 912, 960, 988, 1040, 1140, 1216, 1235, 1248, 1482, 1520, 1560, 1664, 1678, 1824, 1920, 1976, 2080, 2280, 2432, 2470, 2496, 2517, 2964, 3040, 3120, 3356, 3648, 3705, 3952, 4160, 4195, 4560, 4940, 4992, 5034, 5928, 6080, 6240, 6712, 7296, 7410, 7904, 8320, 8390, 9120, 9880, 10068, 10907, 11856, 12160, 12480, 12585, 13424, 14820, 15808, 15941, 16780, 18240, 19760, 20136, 21814, 23712, 24960, 25170, 26848, 29640, 31616, 31882, 32721, 33560, 36480, 39520, 40272, 43628, 47424, 47823, 50340, 53696, 54535, 59280, 63764, 65442, 67120, 79040, 79705, 80544, 87256, 94848, 95646, 100680, 107392, 109070, 118560, 127528, 130884, 134240, 158080, 159410, 161088, 163605, 174512, 191292, 201360, 207233, 218140, 237120, 239115, 255056, 261768, 268480, 318820, 322176, 327210, 349024, 382584, 402720, 414466, 436280, 474240, 478230, 510112, 523536, 536960, 621699, 637640, 654420, 698048, 765168, 805440, 828932, 872560, 956460, 1020224, 1036165, 1047072, 1243398, 1275280, 1308840, 1396096, 1530336, 1610880, 1657864, 1745120, 1912920, 2040448, 2072330, 2094144, 2486796, 2550560, 2617680, 3060672, 3108495, 3315728, 3490240, 3825840, 4144660, 4188288, 4973592, 5101120, 5235360, 6121344, 6216990, 6631456, 6980480, 7651680, 8289320, 9947184, 10202240, 10470720, 12433980, 13262912, 15303360, 16578640, 19894368, 20941440, 24867960, 26525824, 30606720, 33157280, 39788736, 49735920, 66314560, 79577472, 99471840, 132629120, 198943680, 397887360]

約数ペア:

[(1, 397887360), (2, 198943680), (3, 132629120), (4, 99471840), (5, 79577472), (6, 66314560), (8, 49735920), (10, 39788736), (12, 33157280), (13, 30606720), (15, 26525824), (16, 24867960), (19, 20941440), (20, 19894368), (24, 16578640), (26, 15303360), (30, 13262912), (32, 12433980), (38, 10470720), (39, 10202240), (40, 9947184), (48, 8289320), (52, 7651680), (57, 6980480), (60, 6631456), (64, 6216990), (65, 6121344), (76, 5235360), (78, 5101120), (80, 4973592), (95, 4188288), (96, 4144660), (104, 3825840), (114, 3490240), (120, 3315728), (128, 3108495), (130, 3060672), (152, 2617680), (156, 2550560), (160, 2486796), (190, 2094144), (192, 2072330), (195, 2040448), (208, 1912920), (228, 1745120), (240, 1657864), (247, 1610880), (260, 1530336), (285, 1396096), (304, 1308840), (312, 1275280), (320, 1243398), (380, 1047072), (384, 1036165), (390, 1020224), (416, 956460), (456, 872560), (480, 828932), (494, 805440), (520, 765168), (570, 698048), (608, 654420), (624, 637640), (640, 621699), (741, 536960), (760, 523536), (780, 510112), (832, 478230), (839, 474240), (912, 436280), (960, 414466), (988, 402720), (1040, 382584), (1140, 349024), (1216, 327210), (1235, 322176), (1248, 318820), (1482, 268480), (1520, 261768), (1560, 255056), (1664, 239115), (1678, 237120), (1824, 218140), (1920, 207233), (1976, 201360), (2080, 191292), (2280, 174512), (2432, 163605), (2470, 161088), (2496, 159410), (2517, 158080), (2964, 134240), (3040, 130884), (3120, 127528), (3356, 118560), (3648, 109070), (3705, 107392), (3952, 100680), (4160, 95646), (4195, 94848), (4560, 87256), (4940, 80544), (4992, 79705), (5034, 79040), (5928, 67120), (6080, 65442), (6240, 63764), (6712, 59280), (7296, 54535), (7410, 53696), (7904, 50340), (8320, 47823), (8390, 47424), (9120, 43628), (9880, 40272), (10068, 39520), (10907, 36480), (11856, 33560), (12160, 32721), (12480, 31882), (12585, 31616), (13424, 29640), (14820, 26848), (15808, 25170), (15941, 24960), (16780, 23712), (18240, 21814), (19760, 20136)]