20163932160

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1277}}^1$

素因数の和:1566

約数の個数: 208

約数和(自身を含む): 64818462816

約数和(自身を除く): 44654530656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 257, 320, 384, 480, 512, 514, 640, 768, 771, 960, 1024, 1028, 1277, 1280, 1285, 1536, 1542, 1920, 2048, 2056, 2554, 2560, 2570, 3072, 3084, 3831, 3840, 3855, 4096, 4112, 5108, 5120, 5140, 6144, 6168, 6385, 7662, 7680, 7710, 8224, 10216, 10240, 10280, 12288, 12336, 12770, 15324, 15360, 15420, 16448, 19155, 20432, 20480, 20560, 24672, 25540, 30648, 30720, 30840, 32896, 38310, 40864, 41120, 49344, 51080, 61296, 61440, 61680, 65792, 76620, 81728, 82240, 98688, 102160, 122592, 123360, 131584, 153240, 163456, 164480, 197376, 204320, 245184, 246720, 263168, 306480, 326912, 328189, 328960, 394752, 408640, 490368, 493440, 526336, 612960, 653824, 656378, 657920, 789504, 817280, 980736, 984567, 986880, 1052672, 1225920, 1307648, 1312756, 1315840, 1579008, 1634560, 1640945, 1961472, 1969134, 1973760, 2451840, 2615296, 2625512, 2631680, 3158016, 3269120, 3281890, 3922944, 3938268, 3947520, 4903680, 4922835, 5230592, 5251024, 5263360, 6538240, 6563780, 7845888, 7876536, 7895040, 9807360, 9845670, 10502048, 13076480, 13127560, 15691776, 15753072, 15790080, 19614720, 19691340, 21004096, 26152960, 26255120, 31506144, 39229440, 39382680, 42008192, 52510240, 63012288, 78458880, 78765360, 84016384, 105020480, 126024576, 157530720, 168032768, 210040960, 252049152, 315061440, 336065536, 420081920, 504098304, 630122880, 672131072, 840163840, 1008196608, 1260245760, 1344262144, 1680327680, 2016393216, 2520491520, 3360655360, 4032786432, 5040983040, 6721310720, 10081966080, 20163932160]

約数ペア:

[(1, 20163932160), (2, 10081966080), (3, 6721310720), (4, 5040983040), (5, 4032786432), (6, 3360655360), (8, 2520491520), (10, 2016393216), (12, 1680327680), (15, 1344262144), (16, 1260245760), (20, 1008196608), (24, 840163840), (30, 672131072), (32, 630122880), (40, 504098304), (48, 420081920), (60, 336065536), (64, 315061440), (80, 252049152), (96, 210040960), (120, 168032768), (128, 157530720), (160, 126024576), (192, 105020480), (240, 84016384), (256, 78765360), (257, 78458880), (320, 63012288), (384, 52510240), (480, 42008192), (512, 39382680), (514, 39229440), (640, 31506144), (768, 26255120), (771, 26152960), (960, 21004096), (1024, 19691340), (1028, 19614720), (1277, 15790080), (1280, 15753072), (1285, 15691776), (1536, 13127560), (1542, 13076480), (1920, 10502048), (2048, 9845670), (2056, 9807360), (2554, 7895040), (2560, 7876536), (2570, 7845888), (3072, 6563780), (3084, 6538240), (3831, 5263360), (3840, 5251024), (3855, 5230592), (4096, 4922835), (4112, 4903680), (5108, 3947520), (5120, 3938268), (5140, 3922944), (6144, 3281890), (6168, 3269120), (6385, 3158016), (7662, 2631680), (7680, 2625512), (7710, 2615296), (8224, 2451840), (10216, 1973760), (10240, 1969134), (10280, 1961472), (12288, 1640945), (12336, 1634560), (12770, 1579008), (15324, 1315840), (15360, 1312756), (15420, 1307648), (16448, 1225920), (19155, 1052672), (20432, 986880), (20480, 984567), (20560, 980736), (24672, 817280), (25540, 789504), (30648, 657920), (30720, 656378), (30840, 653824), (32896, 612960), (38310, 526336), (40864, 493440), (41120, 490368), (49344, 408640), (51080, 394752), (61296, 328960), (61440, 328189), (61680, 326912), (65792, 306480), (76620, 263168), (81728, 246720), (82240, 245184), (98688, 204320), (102160, 197376), (122592, 164480), (123360, 163456), (131584, 153240)]