78889296920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1061}}^1\times {\mathrm{7177}}^1$

素因数の和:8293

約数の個数: 128

約数和(自身を含む): 208566264960

約数和(自身を除く): 129676968040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1061, 1295, 1480, 2072, 2122, 2590, 4244, 5180, 5305, 7177, 7427, 8488, 10360, 10610, 14354, 14854, 21220, 28708, 29708, 35885, 37135, 39257, 42440, 50239, 57416, 59416, 71770, 74270, 78514, 100478, 143540, 148540, 157028, 196285, 200956, 251195, 265549, 274799, 287080, 297080, 314056, 392570, 401912, 502390, 531098, 549598, 785140, 1004780, 1062196, 1099196, 1327745, 1373995, 1570280, 1858843, 2009560, 2124392, 2198392, 2655490, 2747990, 3717686, 5310980, 5495980, 7435372, 7614797, 9294215, 10621960, 10991960, 14870744, 15229594, 18588430, 30459188, 37176860, 38073985, 53303579, 60918376, 74353720, 76147970, 106607158, 152295940, 213214316, 266517895, 281747489, 304591880, 426428632, 533035790, 563494978, 1066071580, 1126989956, 1408737445, 1972232423, 2132143160, 2253979912, 2817474890, 3944464846, 5634949780, 7888929692, 9861162115, 11269899560, 15777859384, 19722324230, 39444648460, 78889296920]

約数ペア:

[(1, 78889296920), (2, 39444648460), (4, 19722324230), (5, 15777859384), (7, 11269899560), (8, 9861162115), (10, 7888929692), (14, 5634949780), (20, 3944464846), (28, 2817474890), (35, 2253979912), (37, 2132143160), (40, 1972232423), (56, 1408737445), (70, 1126989956), (74, 1066071580), (140, 563494978), (148, 533035790), (185, 426428632), (259, 304591880), (280, 281747489), (296, 266517895), (370, 213214316), (518, 152295940), (740, 106607158), (1036, 76147970), (1061, 74353720), (1295, 60918376), (1480, 53303579), (2072, 38073985), (2122, 37176860), (2590, 30459188), (4244, 18588430), (5180, 15229594), (5305, 14870744), (7177, 10991960), (7427, 10621960), (8488, 9294215), (10360, 7614797), (10610, 7435372), (14354, 5495980), (14854, 5310980), (21220, 3717686), (28708, 2747990), (29708, 2655490), (35885, 2198392), (37135, 2124392), (39257, 2009560), (42440, 1858843), (50239, 1570280), (57416, 1373995), (59416, 1327745), (71770, 1099196), (74270, 1062196), (78514, 1004780), (100478, 785140), (143540, 549598), (148540, 531098), (157028, 502390), (196285, 401912), (200956, 392570), (251195, 314056), (265549, 297080), (274799, 287080)]