642489600

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:445

約数の個数: 216

約数和(自身を含む): 2146772320

約数和(自身を除く): 1504282720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 109, 120, 128, 150, 160, 192, 200, 218, 240, 256, 300, 307, 320, 327, 384, 400, 436, 480, 545, 600, 614, 640, 654, 768, 800, 872, 921, 960, 1090, 1200, 1228, 1280, 1308, 1535, 1600, 1635, 1744, 1842, 1920, 2180, 2400, 2456, 2616, 2725, 3070, 3200, 3270, 3488, 3684, 3840, 4360, 4605, 4800, 4912, 5232, 5450, 6140, 6400, 6540, 6976, 7368, 7675, 8175, 8720, 9210, 9600, 9824, 10464, 10900, 12280, 13080, 13952, 14736, 15350, 16350, 17440, 18420, 19200, 19648, 20928, 21800, 23025, 24560, 26160, 27904, 29472, 30700, 32700, 33463, 34880, 36840, 39296, 41856, 43600, 46050, 49120, 52320, 58944, 61400, 65400, 66926, 69760, 73680, 78592, 83712, 87200, 92100, 98240, 100389, 104640, 117888, 122800, 130800, 133852, 139520, 147360, 167315, 174400, 184200, 196480, 200778, 209280, 235776, 245600, 261600, 267704, 294720, 334630, 348800, 368400, 392960, 401556, 418560, 491200, 501945, 523200, 535408, 589440, 669260, 697600, 736800, 803112, 836575, 982400, 1003890, 1046400, 1070816, 1178880, 1338520, 1473600, 1606224, 1673150, 1964800, 2007780, 2092800, 2141632, 2509725, 2677040, 2947200, 3212448, 3346300, 4015560, 4283264, 5019450, 5354080, 5894400, 6424896, 6692600, 8031120, 8566528, 10038900, 10708160, 12849792, 13385200, 16062240, 20077800, 21416320, 25699584, 26770400, 32124480, 40155600, 42832640, 53540800, 64248960, 80311200, 107081600, 128497920, 160622400, 214163200, 321244800, 642489600]

約数ペア:

[(1, 642489600), (2, 321244800), (3, 214163200), (4, 160622400), (5, 128497920), (6, 107081600), (8, 80311200), (10, 64248960), (12, 53540800), (15, 42832640), (16, 40155600), (20, 32124480), (24, 26770400), (25, 25699584), (30, 21416320), (32, 20077800), (40, 16062240), (48, 13385200), (50, 12849792), (60, 10708160), (64, 10038900), (75, 8566528), (80, 8031120), (96, 6692600), (100, 6424896), (109, 5894400), (120, 5354080), (128, 5019450), (150, 4283264), (160, 4015560), (192, 3346300), (200, 3212448), (218, 2947200), (240, 2677040), (256, 2509725), (300, 2141632), (307, 2092800), (320, 2007780), (327, 1964800), (384, 1673150), (400, 1606224), (436, 1473600), (480, 1338520), (545, 1178880), (600, 1070816), (614, 1046400), (640, 1003890), (654, 982400), (768, 836575), (800, 803112), (872, 736800), (921, 697600), (960, 669260), (1090, 589440), (1200, 535408), (1228, 523200), (1280, 501945), (1308, 491200), (1535, 418560), (1600, 401556), (1635, 392960), (1744, 368400), (1842, 348800), (1920, 334630), (2180, 294720), (2400, 267704), (2456, 261600), (2616, 245600), (2725, 235776), (3070, 209280), (3200, 200778), (3270, 196480), (3488, 184200), (3684, 174400), (3840, 167315), (4360, 147360), (4605, 139520), (4800, 133852), (4912, 130800), (5232, 122800), (5450, 117888), (6140, 104640), (6400, 100389), (6540, 98240), (6976, 92100), (7368, 87200), (7675, 83712), (8175, 78592), (8720, 73680), (9210, 69760), (9600, 66926), (9824, 65400), (10464, 61400), (10900, 58944), (12280, 52320), (13080, 49120), (13952, 46050), (14736, 43600), (15350, 41856), (16350, 39296), (17440, 36840), (18420, 34880), (19200, 33463), (19648, 32700), (20928, 30700), (21800, 29472), (23025, 27904), (24560, 26160)]