2017198080

素因数分解:

$2^{18}\times 3^4\times 5^1\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 380

約数和(自身を含む): 7612647240

約数和(自身を除く): 5595449160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 320, 324, 342, 360, 380, 384, 405, 432, 456, 480, 512, 513, 540, 570, 576, 608, 640, 648, 684, 720, 760, 768, 810, 855, 864, 912, 960, 1024, 1026, 1080, 1140, 1152, 1216, 1280, 1296, 1368, 1440, 1520, 1536, 1539, 1620, 1710, 1728, 1824, 1920, 2048, 2052, 2160, 2280, 2304, 2432, 2560, 2565, 2592, 2736, 2880, 3040, 3072, 3078, 3240, 3420, 3456, 3648, 3840, 4096, 4104, 4320, 4560, 4608, 4864, 5120, 5130, 5184, 5472, 5760, 6080, 6144, 6156, 6480, 6840, 6912, 7296, 7680, 7695, 8192, 8208, 8640, 9120, 9216, 9728, 10240, 10260, 10368, 10944, 11520, 12160, 12288, 12312, 12960, 13680, 13824, 14592, 15360, 15390, 16384, 16416, 17280, 18240, 18432, 19456, 20480, 20520, 20736, 21888, 23040, 24320, 24576, 24624, 25920, 27360, 27648, 29184, 30720, 30780, 32768, 32832, 34560, 36480, 36864, 38912, 40960, 41040, 41472, 43776, 46080, 48640, 49152, 49248, 51840, 54720, 55296, 58368, 61440, 61560, 65536, 65664, 69120, 72960, 73728, 77824, 81920, 82080, 82944, 87552, 92160, 97280, 98304, 98496, 103680, 109440, 110592, 116736, 122880, 123120, 131072, 131328, 138240, 145920, 147456, 155648, 163840, 164160, 165888, 175104, 184320, 194560, 196608, 196992, 207360, 218880, 221184, 233472, 245760, 246240, 262144, 262656, 276480, 291840, 294912, 311296, 327680, 328320, 331776, 350208, 368640, 389120, 393216, 393984, 414720, 437760, 442368, 466944, 491520, 492480, 525312, 552960, 583680, 589824, 622592, 655360, 656640, 663552, 700416, 737280, 778240, 786432, 787968, 829440, 875520, 884736, 933888, 983040, 984960, 1050624, 1105920, 1167360, 1179648, 1245184, 1310720, 1313280, 1327104, 1400832, 1474560, 1556480, 1575936, 1658880, 1751040, 1769472, 1867776, 1966080, 1969920, 2101248, 2211840, 2334720, 2359296, 2490368, 2626560, 2654208, 2801664, 2949120, 3112960, 3151872, 3317760, 3502080, 3538944, 3735552, 3932160, 3939840, 4202496, 4423680, 4669440, 4980736, 5253120, 5308416, 5603328, 5898240, 6225920, 6303744, 6635520, 7004160, 7077888, 7471104, 7879680, 8404992, 8847360, 9338880, 10506240, 10616832, 11206656, 11796480, 12451840, 12607488, 13271040, 14008320, 14942208, 15759360, 16809984, 17694720, 18677760, 21012480, 21233664, 22413312, 24903680, 25214976, 26542080, 28016640, 31518720, 33619968, 35389440, 37355520, 42024960, 44826624, 50429952, 53084160, 56033280, 63037440, 67239936, 74711040, 84049920, 100859904, 106168320, 112066560, 126074880, 134479872, 168099840, 201719808, 224133120, 252149760, 336199680, 403439616, 504299520, 672399360, 1008599040, 2017198080]

約数ペア:

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