211991520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:725

約数の個数: 192

約数和(自身を含む): 733852224

約数和(自身を除く): 521860704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 53, 60, 65, 78, 80, 96, 104, 106, 120, 130, 156, 159, 160, 195, 208, 212, 240, 260, 265, 312, 318, 390, 416, 424, 480, 520, 530, 624, 636, 641, 689, 780, 795, 848, 1040, 1060, 1248, 1272, 1282, 1378, 1560, 1590, 1696, 1923, 2067, 2080, 2120, 2544, 2564, 2756, 3120, 3180, 3205, 3445, 3846, 4134, 4240, 5088, 5128, 5512, 6240, 6360, 6410, 6890, 7692, 8268, 8333, 8480, 9615, 10256, 10335, 11024, 12720, 12820, 13780, 15384, 16536, 16666, 19230, 20512, 20670, 22048, 24999, 25440, 25640, 27560, 30768, 33072, 33332, 33973, 38460, 41340, 41665, 49998, 51280, 55120, 61536, 66144, 66664, 67946, 76920, 82680, 83330, 99996, 101919, 102560, 110240, 124995, 133328, 135892, 153840, 165360, 166660, 169865, 199992, 203838, 249990, 266656, 271784, 307680, 330720, 333320, 339730, 399984, 407676, 441649, 499980, 509595, 543568, 666640, 679460, 799968, 815352, 883298, 999960, 1019190, 1087136, 1324947, 1333280, 1358920, 1630704, 1766596, 1999920, 2038380, 2208245, 2649894, 2717840, 3261408, 3533192, 3999840, 4076760, 4416490, 5299788, 5435680, 6624735, 7066384, 8153520, 8832980, 10599576, 13249470, 14132768, 16307040, 17665960, 21199152, 26498940, 35331920, 42398304, 52997880, 70663840, 105995760, 211991520]

約数ペア:

[(1, 211991520), (2, 105995760), (3, 70663840), (4, 52997880), (5, 42398304), (6, 35331920), (8, 26498940), (10, 21199152), (12, 17665960), (13, 16307040), (15, 14132768), (16, 13249470), (20, 10599576), (24, 8832980), (26, 8153520), (30, 7066384), (32, 6624735), (39, 5435680), (40, 5299788), (48, 4416490), (52, 4076760), (53, 3999840), (60, 3533192), (65, 3261408), (78, 2717840), (80, 2649894), (96, 2208245), (104, 2038380), (106, 1999920), (120, 1766596), (130, 1630704), (156, 1358920), (159, 1333280), (160, 1324947), (195, 1087136), (208, 1019190), (212, 999960), (240, 883298), (260, 815352), (265, 799968), (312, 679460), (318, 666640), (390, 543568), (416, 509595), (424, 499980), (480, 441649), (520, 407676), (530, 399984), (624, 339730), (636, 333320), (641, 330720), (689, 307680), (780, 271784), (795, 266656), (848, 249990), (1040, 203838), (1060, 199992), (1248, 169865), (1272, 166660), (1282, 165360), (1378, 153840), (1560, 135892), (1590, 133328), (1696, 124995), (1923, 110240), (2067, 102560), (2080, 101919), (2120, 99996), (2544, 83330), (2564, 82680), (2756, 76920), (3120, 67946), (3180, 66664), (3205, 66144), (3445, 61536), (3846, 55120), (4134, 51280), (4240, 49998), (5088, 41665), (5128, 41340), (5512, 38460), (6240, 33973), (6360, 33332), (6410, 33072), (6890, 30768), (7692, 27560), (8268, 25640), (8333, 25440), (8480, 24999), (9615, 22048), (10256, 20670), (10335, 20512), (11024, 19230), (12720, 16666), (12820, 16536), (13780, 15384)]