20529215616

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 768

約数和(自身を含む): 73842451200

約数和(自身を除く): 53313235584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 23, 24, 26, 28, 32, 39, 41, 42, 46, 48, 49, 52, 56, 64, 69, 78, 82, 84, 89, 91, 92, 96, 98, 104, 112, 123, 128, 138, 147, 156, 161, 164, 168, 178, 182, 184, 192, 196, 208, 224, 246, 267, 273, 276, 287, 294, 299, 312, 322, 328, 336, 356, 364, 368, 384, 392, 416, 448, 483, 492, 533, 534, 546, 552, 574, 588, 598, 623, 624, 637, 644, 656, 672, 712, 728, 736, 784, 832, 861, 896, 897, 943, 966, 984, 1066, 1068, 1092, 1104, 1127, 1148, 1157, 1176, 1196, 1246, 1248, 1274, 1288, 1312, 1344, 1424, 1456, 1472, 1568, 1599, 1664, 1722, 1794, 1869, 1886, 1911, 1932, 1968, 2009, 2047, 2093, 2132, 2136, 2184, 2208, 2254, 2296, 2314, 2352, 2392, 2492, 2496, 2548, 2576, 2624, 2688, 2829, 2848, 2912, 2944, 3136, 3198, 3381, 3444, 3471, 3588, 3649, 3731, 3738, 3772, 3822, 3864, 3936, 4018, 4094, 4186, 4264, 4272, 4361, 4368, 4416, 4508, 4592, 4628, 4704, 4784, 4984, 4992, 5096, 5152, 5248, 5658, 5696, 5824, 6027, 6141, 6272, 6279, 6396, 6601, 6762, 6888, 6942, 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約数ペア:

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