208335952

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{389}}^1$

素因数の和:604

約数の個数: 80

約数和(自身を含む): 470059200

約数和(自身を除く): 261723248

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 179, 187, 272, 358, 374, 389, 716, 748, 778, 1432, 1496, 1556, 1969, 2864, 2992, 3043, 3112, 3938, 4279, 6086, 6224, 6613, 7876, 8558, 12172, 13226, 15752, 17116, 24344, 26452, 31504, 33473, 34232, 48688, 52904, 66946, 68464, 69631, 72743, 105808, 133892, 139262, 145486, 267784, 278524, 290972, 535568, 557048, 581944, 765941, 1114096, 1163888, 1183727, 1531882, 2367454, 3063764, 4734908, 6127528, 9469816, 12255056, 13020997, 18939632, 26041994, 52083988, 104167976, 208335952]

約数ペア:

[(1, 208335952), (2, 104167976), (4, 52083988), (8, 26041994), (11, 18939632), (16, 13020997), (17, 12255056), (22, 9469816), (34, 6127528), (44, 4734908), (68, 3063764), (88, 2367454), (136, 1531882), (176, 1183727), (179, 1163888), (187, 1114096), (272, 765941), (358, 581944), (374, 557048), (389, 535568), (716, 290972), (748, 278524), (778, 267784), (1432, 145486), (1496, 139262), (1556, 133892), (1969, 105808), (2864, 72743), (2992, 69631), (3043, 68464), (3112, 66946), (3938, 52904), (4279, 48688), (6086, 34232), (6224, 33473), (6613, 31504), (7876, 26452), (8558, 24344), (12172, 17116), (13226, 15752)]