220000320

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{25463}}^1$

素因数の和:25489

約数の個数: 112

約数和(自身を含む): 776142720

約数和(自身を除く): 556142400

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, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 25463, 50926, 76389, 101852, 127315, 152778, 203704, 229167, 254630, 305556, 381945, 407408, 458334, 509260, 611112, 687501, 763890, 814816, 916668, 1018520, 1145835, 1222224, 1375002, 1527780, 1629632, 1833336, 2037040, 2291670, 2444448, 2750004, 3055560, 3437505, 3666672, 4074080, 4583340, 4888896, 5500008, 6111120, 6875010, 7333344, 8148160, 9166680, 11000016, 12222240, 13750020, 14666688, 18333360, 22000032, 24444480, 27500040, 36666720, 44000064, 55000080, 73333440, 110000160, 220000320]

約数ペア:

[(1, 220000320), (2, 110000160), (3, 73333440), (4, 55000080), (5, 44000064), (6, 36666720), (8, 27500040), (9, 24444480), (10, 22000032), (12, 18333360), (15, 14666688), (16, 13750020), (18, 12222240), (20, 11000016), (24, 9166680), (27, 8148160), (30, 7333344), (32, 6875010), (36, 6111120), (40, 5500008), (45, 4888896), (48, 4583340), (54, 4074080), (60, 3666672), (64, 3437505), (72, 3055560), (80, 2750004), (90, 2444448), (96, 2291670), (108, 2037040), (120, 1833336), (135, 1629632), (144, 1527780), (160, 1375002), (180, 1222224), (192, 1145835), (216, 1018520), (240, 916668), (270, 814816), (288, 763890), (320, 687501), (360, 611112), (432, 509260), (480, 458334), (540, 407408), (576, 381945), (720, 305556), (864, 254630), (960, 229167), (1080, 203704), (1440, 152778), (1728, 127315), (2160, 101852), (2880, 76389), (4320, 50926), (8640, 25463)]