210055688

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 425779200

約数和(自身を除く): 215723512

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 139, 172, 184, 191, 278, 344, 382, 556, 764, 989, 1112, 1528, 1978, 3197, 3956, 4393, 5977, 6394, 7912, 8213, 8786, 11954, 12788, 16426, 17572, 23908, 25576, 26549, 32852, 35144, 47816, 53098, 65704, 106196, 137471, 188899, 212392, 274942, 377798, 549884, 610627, 755596, 1099768, 1141607, 1221254, 1511192, 2283214, 2442508, 4566428, 4885016, 9132856, 26256961, 52513922, 105027844, 210055688]

約数ペア:

[(1, 210055688), (2, 105027844), (4, 52513922), (8, 26256961), (23, 9132856), (43, 4885016), (46, 4566428), (86, 2442508), (92, 2283214), (139, 1511192), (172, 1221254), (184, 1141607), (191, 1099768), (278, 755596), (344, 610627), (382, 549884), (556, 377798), (764, 274942), (989, 212392), (1112, 188899), (1528, 137471), (1978, 106196), (3197, 65704), (3956, 53098), (4393, 47816), (5977, 35144), (6394, 32852), (7912, 26549), (8213, 25576), (8786, 23908), (11954, 17572), (12788, 16426)]