88660880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:457

約数の個数: 160

約数和(自身を含む): 264625920

約数和(自身を除く): 175965040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 80, 88, 110, 112, 140, 148, 154, 176, 185, 220, 259, 280, 296, 308, 370, 385, 389, 407, 440, 518, 560, 592, 616, 740, 770, 778, 814, 880, 1036, 1232, 1295, 1480, 1540, 1556, 1628, 1945, 2035, 2072, 2590, 2723, 2849, 2960, 3080, 3112, 3256, 3890, 4070, 4144, 4279, 5180, 5446, 5698, 6160, 6224, 6512, 7780, 8140, 8558, 10360, 10892, 11396, 13615, 14245, 14393, 15560, 16280, 17116, 20720, 21395, 21784, 22792, 27230, 28490, 28786, 29953, 31120, 32560, 34232, 42790, 43568, 45584, 54460, 56980, 57572, 59906, 68464, 71965, 85580, 100751, 108920, 113960, 115144, 119812, 143930, 149765, 158323, 171160, 201502, 217840, 227920, 230288, 239624, 287860, 299530, 316646, 342320, 403004, 479248, 503755, 575720, 599060, 633292, 791615, 806008, 1007510, 1108261, 1151440, 1198120, 1266584, 1583230, 1612016, 2015020, 2216522, 2396240, 2533168, 3166460, 4030040, 4433044, 5541305, 6332920, 8060080, 8866088, 11082610, 12665840, 17732176, 22165220, 44330440, 88660880]

約数ペア:

[(1, 88660880), (2, 44330440), (4, 22165220), (5, 17732176), (7, 12665840), (8, 11082610), (10, 8866088), (11, 8060080), (14, 6332920), (16, 5541305), (20, 4433044), (22, 4030040), (28, 3166460), (35, 2533168), (37, 2396240), (40, 2216522), (44, 2015020), (55, 1612016), (56, 1583230), (70, 1266584), (74, 1198120), (77, 1151440), (80, 1108261), (88, 1007510), (110, 806008), (112, 791615), (140, 633292), (148, 599060), (154, 575720), (176, 503755), (185, 479248), (220, 403004), (259, 342320), (280, 316646), (296, 299530), (308, 287860), (370, 239624), (385, 230288), (389, 227920), (407, 217840), (440, 201502), (518, 171160), (560, 158323), (592, 149765), (616, 143930), (740, 119812), (770, 115144), (778, 113960), (814, 108920), (880, 100751), (1036, 85580), (1232, 71965), (1295, 68464), (1480, 59906), (1540, 57572), (1556, 56980), (1628, 54460), (1945, 45584), (2035, 43568), (2072, 42790), (2590, 34232), (2723, 32560), (2849, 31120), (2960, 29953), (3080, 28786), (3112, 28490), (3256, 27230), (3890, 22792), (4070, 21784), (4144, 21395), (4279, 20720), (5180, 17116), (5446, 16280), (5698, 15560), (6160, 14393), (6224, 14245), (6512, 13615), (7780, 11396), (8140, 10892), (8558, 10360)]