90689984

素因数分解:

$2^6\times 7^2\times {\mathrm{11}}^2\times {\mathrm{239}}^1$

素因数の和:287

約数の個数: 126

約数和(自身を含む): 231068880

約数和(自身を除く): 140378896

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 121, 154, 176, 196, 224, 239, 242, 308, 352, 392, 448, 478, 484, 539, 616, 704, 784, 847, 956, 968, 1078, 1232, 1568, 1673, 1694, 1912, 1936, 2156, 2464, 2629, 3136, 3346, 3388, 3824, 3872, 4312, 4928, 5258, 5929, 6692, 6776, 7648, 7744, 8624, 10516, 11711, 11858, 13384, 13552, 15296, 17248, 18403, 21032, 23422, 23716, 26768, 27104, 28919, 34496, 36806, 42064, 46844, 47432, 53536, 54208, 57838, 73612, 84128, 93688, 94864, 107072, 115676, 128821, 147224, 168256, 187376, 189728, 202433, 231352, 257642, 294448, 374752, 379456, 404866, 462704, 515284, 588896, 749504, 809732, 925408, 1030568, 1177792, 1417031, 1619464, 1850816, 2061136, 2834062, 3238928, 4122272, 5668124, 6477856, 8244544, 11336248, 12955712, 22672496, 45344992, 90689984]

約数ペア:

[(1, 90689984), (2, 45344992), (4, 22672496), (7, 12955712), (8, 11336248), (11, 8244544), (14, 6477856), (16, 5668124), (22, 4122272), (28, 3238928), (32, 2834062), (44, 2061136), (49, 1850816), (56, 1619464), (64, 1417031), (77, 1177792), (88, 1030568), (98, 925408), (112, 809732), (121, 749504), (154, 588896), (176, 515284), (196, 462704), (224, 404866), (239, 379456), (242, 374752), (308, 294448), (352, 257642), (392, 231352), (448, 202433), (478, 189728), (484, 187376), (539, 168256), (616, 147224), (704, 128821), (784, 115676), (847, 107072), (956, 94864), (968, 93688), (1078, 84128), (1232, 73612), (1568, 57838), (1673, 54208), (1694, 53536), (1912, 47432), (1936, 46844), (2156, 42064), (2464, 36806), (2629, 34496), (3136, 28919), (3346, 27104), (3388, 26768), (3824, 23716), (3872, 23422), (4312, 21032), (4928, 18403), (5258, 17248), (5929, 15296), (6692, 13552), (6776, 13384), (7648, 11858), (7744, 11711), (8624, 10516)]