281301120

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:324

約数の個数: 256

約数和(自身を含む): 1014451200

約数和(自身を除く): 733150080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 73, 80, 90, 96, 108, 120, 128, 135, 144, 146, 160, 180, 192, 216, 219, 223, 240, 270, 288, 292, 320, 360, 365, 384, 432, 438, 446, 480, 540, 576, 584, 640, 657, 669, 720, 730, 864, 876, 892, 960, 1080, 1095, 1115, 1152, 1168, 1314, 1338, 1440, 1460, 1728, 1752, 1784, 1920, 1971, 2007, 2160, 2190, 2230, 2336, 2628, 2676, 2880, 2920, 3285, 3345, 3456, 3504, 3568, 3942, 4014, 4320, 4380, 4460, 4672, 5256, 5352, 5760, 5840, 6021, 6570, 6690, 7008, 7136, 7884, 8028, 8640, 8760, 8920, 9344, 9855, 10035, 10512, 10704, 11680, 12042, 13140, 13380, 14016, 14272, 15768, 16056, 16279, 17280, 17520, 17840, 19710, 20070, 21024, 21408, 23360, 24084, 26280, 26760, 28032, 28544, 30105, 31536, 32112, 32558, 35040, 35680, 39420, 40140, 42048, 42816, 46720, 48168, 48837, 52560, 53520, 60210, 63072, 64224, 65116, 70080, 71360, 78840, 80280, 81395, 84096, 85632, 96336, 97674, 105120, 107040, 120420, 126144, 128448, 130232, 140160, 142720, 146511, 157680, 160560, 162790, 192672, 195348, 210240, 214080, 240840, 244185, 252288, 256896, 260464, 293022, 315360, 321120, 325580, 385344, 390696, 420480, 428160, 439533, 481680, 488370, 520928, 586044, 630720, 642240, 651160, 732555, 770688, 781392, 879066, 963360, 976740, 1041856, 1172088, 1261440, 1284480, 1302320, 1465110, 1562784, 1758132, 1926720, 1953480, 2083712, 2197665, 2344176, 2604640, 2930220, 3125568, 3516264, 3853440, 3906960, 4395330, 4688352, 5209280, 5860440, 6251136, 7032528, 7813920, 8790660, 9376704, 10418560, 11720880, 14065056, 15627840, 17581320, 18753408, 23441760, 28130112, 31255680, 35162640, 46883520, 56260224, 70325280, 93767040, 140650560, 281301120]

約数ペア:

[(1, 281301120), (2, 140650560), (3, 93767040), (4, 70325280), (5, 56260224), (6, 46883520), (8, 35162640), (9, 31255680), (10, 28130112), (12, 23441760), (15, 18753408), (16, 17581320), (18, 15627840), (20, 14065056), (24, 11720880), (27, 10418560), (30, 9376704), (32, 8790660), (36, 7813920), (40, 7032528), (45, 6251136), (48, 5860440), (54, 5209280), (60, 4688352), (64, 4395330), (72, 3906960), (73, 3853440), (80, 3516264), (90, 3125568), (96, 2930220), (108, 2604640), (120, 2344176), (128, 2197665), (135, 2083712), (144, 1953480), (146, 1926720), (160, 1758132), (180, 1562784), (192, 1465110), (216, 1302320), (219, 1284480), (223, 1261440), (240, 1172088), (270, 1041856), (288, 976740), (292, 963360), (320, 879066), (360, 781392), (365, 770688), (384, 732555), (432, 651160), (438, 642240), (446, 630720), (480, 586044), (540, 520928), (576, 488370), (584, 481680), (640, 439533), (657, 428160), (669, 420480), (720, 390696), (730, 385344), (864, 325580), (876, 321120), (892, 315360), (960, 293022), (1080, 260464), (1095, 256896), (1115, 252288), (1152, 244185), (1168, 240840), (1314, 214080), (1338, 210240), (1440, 195348), (1460, 192672), (1728, 162790), (1752, 160560), (1784, 157680), (1920, 146511), (1971, 142720), (2007, 140160), (2160, 130232), (2190, 128448), (2230, 126144), (2336, 120420), (2628, 107040), (2676, 105120), (2880, 97674), (2920, 96336), (3285, 85632), (3345, 84096), (3456, 81395), (3504, 80280), (3568, 78840), (3942, 71360), (4014, 70080), (4320, 65116), (4380, 64224), (4460, 63072), (4672, 60210), (5256, 53520), (5352, 52560), (5760, 48837), (5840, 48168), (6021, 46720), (6570, 42816), (6690, 42048), (7008, 40140), (7136, 39420), (7884, 35680), (8028, 35040), (8640, 32558), (8760, 32112), (8920, 31536), (9344, 30105), (9855, 28544), (10035, 28032), (10512, 26760), (10704, 26280), (11680, 24084), (12042, 23360), (13140, 21408), (13380, 21024), (14016, 20070), (14272, 19710), (15768, 17840), (16056, 17520), (16279, 17280)]