199258576

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 442828800

約数和(自身を除く): 243570224

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 59, 62, 88, 118, 124, 176, 236, 248, 341, 472, 496, 619, 649, 682, 944, 1238, 1298, 1364, 1829, 2476, 2596, 2728, 3658, 4952, 5192, 5456, 6809, 7316, 9904, 10384, 13618, 14632, 19189, 20119, 27236, 29264, 36521, 38378, 40238, 54472, 73042, 76756, 80476, 108944, 146084, 153512, 160952, 211079, 292168, 307024, 321904, 401731, 422158, 584336, 803462, 844316, 1132151, 1606924, 1688632, 2264302, 3213848, 3377264, 4528604, 6427696, 9057208, 12453661, 18114416, 24907322, 49814644, 99629288, 199258576]

約数ペア:

[(1, 199258576), (2, 99629288), (4, 49814644), (8, 24907322), (11, 18114416), (16, 12453661), (22, 9057208), (31, 6427696), (44, 4528604), (59, 3377264), (62, 3213848), (88, 2264302), (118, 1688632), (124, 1606924), (176, 1132151), (236, 844316), (248, 803462), (341, 584336), (472, 422158), (496, 401731), (619, 321904), (649, 307024), (682, 292168), (944, 211079), (1238, 160952), (1298, 153512), (1364, 146084), (1829, 108944), (2476, 80476), (2596, 76756), (2728, 73042), (3658, 54472), (4952, 40238), (5192, 38378), (5456, 36521), (6809, 29264), (7316, 27236), (9904, 20119), (10384, 19189), (13618, 14632)]