256730524248

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{642739}}^1$

素因数の和:642865

約数の個数: 128

約数和(自身を含む): 749691936000

約数和(自身を除く): 492961411752

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 89, 102, 132, 136, 178, 187, 204, 264, 267, 356, 374, 408, 534, 561, 712, 748, 979, 1068, 1122, 1496, 1513, 1958, 2136, 2244, 2937, 3026, 3916, 4488, 4539, 5874, 6052, 7832, 9078, 11748, 12104, 16643, 18156, 23496, 33286, 36312, 49929, 66572, 99858, 133144, 199716, 399432, 642739, 1285478, 1928217, 2570956, 3856434, 5141912, 7070129, 7712868, 10926563, 14140258, 15425736, 21210387, 21853126, 28280516, 32779689, 42420774, 43706252, 56561032, 57203771, 65559378, 84841548, 87412504, 114407542, 120192193, 131118756, 169683096, 171611313, 228815084, 240384386, 262237512, 343222626, 360576579, 457630168, 480768772, 629241481, 686445252, 721153158, 961537544, 972464107, 1258482962, 1372890504, 1442306316, 1887724443, 1944928214, 2516965924, 2884612632, 2917392321, 3775448886, 3889856428, 5033931848, 5834784642, 7550897772, 7779712856, 10697105177, 11669569284, 15101795544, 21394210354, 23339138568, 32091315531, 42788420708, 64182631062, 85576841416, 128365262124, 256730524248]

約数ペア:

[(1, 256730524248), (2, 128365262124), (3, 85576841416), (4, 64182631062), (6, 42788420708), (8, 32091315531), (11, 23339138568), (12, 21394210354), (17, 15101795544), (22, 11669569284), (24, 10697105177), (33, 7779712856), (34, 7550897772), (44, 5834784642), (51, 5033931848), (66, 3889856428), (68, 3775448886), (88, 2917392321), (89, 2884612632), (102, 2516965924), (132, 1944928214), (136, 1887724443), (178, 1442306316), (187, 1372890504), (204, 1258482962), (264, 972464107), (267, 961537544), (356, 721153158), (374, 686445252), (408, 629241481), (534, 480768772), (561, 457630168), (712, 360576579), (748, 343222626), (979, 262237512), (1068, 240384386), (1122, 228815084), (1496, 171611313), (1513, 169683096), (1958, 131118756), (2136, 120192193), (2244, 114407542), (2937, 87412504), (3026, 84841548), (3916, 65559378), (4488, 57203771), (4539, 56561032), (5874, 43706252), (6052, 42420774), (7832, 32779689), (9078, 28280516), (11748, 21853126), (12104, 21210387), (16643, 15425736), (18156, 14140258), (23496, 10926563), (33286, 7712868), (36312, 7070129), (49929, 5141912), (66572, 3856434), (99858, 2570956), (133144, 1928217), (199716, 1285478), (399432, 642739)]