253989840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:797

約数の個数: 160

約数和(自身を含む): 855945216

約数和(自身を除く): 601955376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 127, 130, 156, 195, 208, 240, 254, 260, 312, 381, 390, 508, 520, 624, 635, 641, 762, 780, 1016, 1040, 1270, 1282, 1524, 1560, 1651, 1905, 1923, 2032, 2540, 2564, 3048, 3120, 3205, 3302, 3810, 3846, 4953, 5080, 5128, 6096, 6410, 6604, 7620, 7692, 8255, 8333, 9615, 9906, 10160, 10256, 12820, 13208, 15240, 15384, 16510, 16666, 19230, 19812, 24765, 24999, 25640, 26416, 30480, 30768, 33020, 33332, 38460, 39624, 41665, 49530, 49998, 51280, 66040, 66664, 76920, 79248, 81407, 83330, 99060, 99996, 124995, 132080, 133328, 153840, 162814, 166660, 198120, 199992, 244221, 249990, 325628, 333320, 396240, 399984, 407035, 488442, 499980, 651256, 666640, 814070, 976884, 999960, 1058291, 1221105, 1302512, 1628140, 1953768, 1999920, 2116582, 2442210, 3174873, 3256280, 3907536, 4233164, 4884420, 5291455, 6349746, 6512560, 8466328, 9768840, 10582910, 12699492, 15874365, 16932656, 19537680, 21165820, 25398984, 31748730, 42331640, 50797968, 63497460, 84663280, 126994920, 253989840]

約数ペア:

[(1, 253989840), (2, 126994920), (3, 84663280), (4, 63497460), (5, 50797968), (6, 42331640), (8, 31748730), (10, 25398984), (12, 21165820), (13, 19537680), (15, 16932656), (16, 15874365), (20, 12699492), (24, 10582910), (26, 9768840), (30, 8466328), (39, 6512560), (40, 6349746), (48, 5291455), (52, 4884420), (60, 4233164), (65, 3907536), (78, 3256280), (80, 3174873), (104, 2442210), (120, 2116582), (127, 1999920), (130, 1953768), (156, 1628140), (195, 1302512), (208, 1221105), (240, 1058291), (254, 999960), (260, 976884), (312, 814070), (381, 666640), (390, 651256), (508, 499980), (520, 488442), (624, 407035), (635, 399984), (641, 396240), (762, 333320), (780, 325628), (1016, 249990), (1040, 244221), (1270, 199992), (1282, 198120), (1524, 166660), (1560, 162814), (1651, 153840), (1905, 133328), (1923, 132080), (2032, 124995), (2540, 99996), (2564, 99060), (3048, 83330), (3120, 81407), (3205, 79248), (3302, 76920), (3810, 66664), (3846, 66040), (4953, 51280), (5080, 49998), (5128, 49530), (6096, 41665), (6410, 39624), (6604, 38460), (7620, 33332), (7692, 33020), (8255, 30768), (8333, 30480), (9615, 26416), (9906, 25640), (10160, 24999), (10256, 24765), (12820, 19812), (13208, 19230), (15240, 16666), (15384, 16510)]