788128250840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{311}}^1\times {\mathrm{31981}}^1$

素因数の和:32593

約数の個数: 128

約数和(自身を含む): 2040379960320

約数和(自身を除く): 1252251709480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283, 311, 566, 622, 1132, 1244, 1415, 1555, 1981, 2177, 2264, 2488, 2830, 3110, 3962, 4354, 5660, 6220, 7924, 8708, 9905, 10885, 11320, 12440, 15848, 17416, 19810, 21770, 31981, 39620, 43540, 63962, 79240, 87080, 88013, 127924, 159905, 176026, 223867, 255848, 319810, 352052, 440065, 447734, 616091, 639620, 704104, 880130, 895468, 1119335, 1232182, 1279240, 1760260, 1790936, 2238670, 2464364, 3080455, 3520520, 4477340, 4928728, 6160910, 8954680, 9050623, 9946091, 12321820, 18101246, 19892182, 24643640, 36202492, 39784364, 45253115, 49730455, 63354361, 69622637, 72404984, 79568728, 90506230, 99460910, 126708722, 139245274, 181012460, 198921820, 253417444, 278490548, 316771805, 348113185, 362024920, 397843640, 506834888, 556981096, 633543610, 696226370, 1267087220, 1392452740, 2534174440, 2784905480, 2814743753, 5629487506, 11258975012, 14073718765, 19703206271, 22517950024, 28147437530, 39406412542, 56294875060, 78812825084, 98516031355, 112589750120, 157625650168, 197032062710, 394064125420, 788128250840]

約数ペア:

[(1, 788128250840), (2, 394064125420), (4, 197032062710), (5, 157625650168), (7, 112589750120), (8, 98516031355), (10, 78812825084), (14, 56294875060), (20, 39406412542), (28, 28147437530), (35, 22517950024), (40, 19703206271), (56, 14073718765), (70, 11258975012), (140, 5629487506), (280, 2814743753), (283, 2784905480), (311, 2534174440), (566, 1392452740), (622, 1267087220), (1132, 696226370), (1244, 633543610), (1415, 556981096), (1555, 506834888), (1981, 397843640), (2177, 362024920), (2264, 348113185), (2488, 316771805), (2830, 278490548), (3110, 253417444), (3962, 198921820), (4354, 181012460), (5660, 139245274), (6220, 126708722), (7924, 99460910), (8708, 90506230), (9905, 79568728), (10885, 72404984), (11320, 69622637), (12440, 63354361), (15848, 49730455), (17416, 45253115), (19810, 39784364), (21770, 36202492), (31981, 24643640), (39620, 19892182), (43540, 18101246), (63962, 12321820), (79240, 9946091), (87080, 9050623), (88013, 8954680), (127924, 6160910), (159905, 4928728), (176026, 4477340), (223867, 3520520), (255848, 3080455), (319810, 2464364), (352052, 2238670), (440065, 1790936), (447734, 1760260), (616091, 1279240), (639620, 1232182), (704104, 1119335), (880130, 895468)]